| 词汇 | example_english_tail |
| 释义 | Examples of tailThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. The description used in this example is arg1:tail:empty-list arg2:empty-list. We can avoid this problem by replacing the tail coupling with an orbit coupling. The highest ranking elder carries the white tail. She brought gifts of goats, chickens, money, leopard's teeth, a leopard skin, bracelets, anklets, and a buffalo-tail whisk. In order to splice two segments together the head and tail segments are placed into one chromosome, which produces a disjoint graph. The welldefined micellar size maximum as well as the long tail towards large micelles are correctly captured by this analytical model approximation. A special close operation writes a null pointer to the tail of an open list, turning it into a normal list. The problem is not, however, inherent in the f oldr function because f oldr is not tail-strict. The same behaviour occurs with the unoptimized discipline, probably because of the loss of tail-recursion elimination. Of course recursion may result in run-time overhead, but the authors emphasize how to avoid this by using tail recursion. The initial specification may contain abstractions, such as higher-order functions or non-tail recursions, which have no direct interpretation as a circuit. We omitted the transformations that eliminate tail recursion from the derivation of this program. The definition of f is called tail-recursive-think of ' ' as a conditional. The result follows by property (a) of tail and by property (b) of cs6 (see points (4) and (5) at the beginning of this subsection). With or without these restrictions, programs may have general recursion, tail recursion, or primitive recursion, yielding six combinations. The restriction 'tail recursive' will be defined later, shortly before its use. Is general recursion more powerful than tail recursion? Examination of the inference rules just given reveals that the stack depth is increased only for non-tail calls, otherwise the stack depth stays unchanged. First, we must validate r by checking that its current type is a tail of the current stack pointer's type. The modified algorithm is no long er tail recursive,4 since it uses the call stack to remember subgoals that have not yet been checked. External patterns can contain variable patterns that are not in tail positions. Likewise, loop constructs may be considered (and transformed into) tail-recursive functions and, in their syntactical positions, replaced by the respective function calls. As for the lower tail, the models fail in different ways. The axial period of the intermediate filaments generated in essence by the axial disposition of the large tail domains is 24n5 nm. By the time anarchists had seized the microphone the imminent danger of the tail trying to wag the dog had become apparent. Typically, following 20 s of baseline activity (control state), theta was induced by a gentle tail pinch. The temporal distribution of seed defecation facilitates increased dispersal distances for all seeds, and extremely long distances for the final tail. Tail status was recorded as presence or absence since tail autotomy occurs in both species. During days 5-8, embryos were in stages 20-22, as the tail elongated and the cornea became transparent. If the cat got out of the bag, can the tail wag the dog? Tail and eye movements evoked by electrical microstimulation from the optic tectum in goldfish. Birth of mice after nuclear transfer by electrofusion using tail tip cells. The head was separated from the midpiece and tail by applying one or more piezo pulses. Another thermistor behind the fish monitored tail movement. Cloning of male mice from adult tail-tip cells. Species of direct developing ascidians that lack or contain reduced levels of myoplasm are unable to complete tail muscle cell differentiation during embryogenesis. In particular, flagellar movement is generally believed to be regulated by molecular events occurring on the tail. After 720 min in the first collection and at 540 min after fertilization in the others, the tail became more elongated. A needle ground electrode was placed in the tail and a reference needle electrode in the forehead. The percentage of neurons responding to surround only textures falls off roughly monotonically with stimulus size, with some suggestion of a long tail. All inactivation tail current data was handled in this way. The lateral tail veins were cannulated, and the trachea was cannulated so the animal could be ar tificially respired. One of snakes took hold of its own tail, and the image whirled disdainfully before my eyes. On the other hand, parasperm have two highly condensed nuclei in a large head and sometimes two axonemes in the tail. After washout of quinpirole, both the outward current during the step and the subsequent tail current returned to control levels. As a result, we have done the transformation by hand in library functions like filter() and at(), and call this the "tail recursion optimization". A non-empty list of this set would consist of a head value and a tail value formed by a set of lists. The reader will notice that we have applied a tail-call optimization: itos is asked to send its result directly to echo. The tail of an arc indicates the cause of the eect at the head of the arc. On the tail, near the tip, there is a pair of small ventrolateral appendages. At first sight it might seem that the worker/wrapper transform destroys the tail-recursive property. Rather than pattern-match eagerly against the sequence of primes ps presented as sieve's second argument, head and tail are applied when needed. We store the list representatives in a table each row of which is a pair (head, index of tail). The first recursive definition of lng we presented in the paper is not tail recursive and would cause stack allocation on each recursive call. In particular, we show how executable counterparts can be provided for partial tail-recursive functions. The tail has paired lateral ridges positioned to act as leading edges. However, their compiler does not handle general tail recursion properly. With reference to the tail structure, the cercariae do not fit either subgenus. Indeed, we can view our results as generalizations of the well-known technique for implementing tail recursion as (conventional) iteration. The length of the tail was 213+228. Further experiments were undertaken in the absence of a toxicant to determine tail loss during in vivo encystment. In the present study, such metal accumulation whilst within the snail host has resulted in an increase in cercarial survival and inhibited tail loss. Trajectories pass through this region to end with one of three ' tail ' forms, two of which are shown here. In the m position, all these features are confirmed except narrowing, and the red tail grows up in a peak. The charge state distribution of a beam is changed from the beam head to the tail. The verb and its complement, which are originally underspecified, can be interpreted as tail. The second step is to distribute the application of continue to the inner tail positions in the body of next. The presence of multiple return points, however, introduces some new and interesting possibilities: semi-tail calls and even super tail calls. Nematodes can stop during forward movement and move backward using waves that are propagated at the tail. Under most environmental conditions the rate of tail loss over time was reduced by increasing metal concentrations. Pulmonary granulomas were induced by injection of 5000 live eggs in 100 l of saline solution into the tail vein. The long tail of the first instar was replaced with a small obtuse terminus containing a few spines. The tail was elongate and provided with small retrose spines, especially noticeable on the ventral surface, near the tip. However, perhaps surprisingly, at its completion the tail furcae are devoid of both flame cells and excretory ducts. In the same region a number of short extensions originating from the syncytium cytoplasm could be seen extending towards the tail stem surface. Comparable results were obtained from a second field study, when differential leucocyte levels were estimated from stained smears of tail blood from live animals. Each captured rodent was examined for the presence of feeding ticks, and a blood sample was collected from the tail. However, the numbers maturing are much smaller than for schistosomula injected into the tail vein of mice and the femoral vein of hamsters. A batch of 8 control mice received an intravenous injection of schistosomula via the tail vein. The mitochondria and tail of the spermatozoon also enter the cytoplasm but later degenerate. The tenant in tail has full rights of possession and enjoyment without regard to waste. The first item stored becomes the head of the queue and new items are added onto the end, or tail of the queue. Constructing new nodes in the dawg produces additional head and tail strings, so these are added to the lists. Whimperings, body movements, tail-wags, even little yelps are all heard to emanate from sleeping canines. What is she when she hasn't got a light on her tail? In the 1960s one of the figures, a woman with pony-tail, became very popular: she looked just like a modern teenager. The goods lift is at the end of the loading bay in line with the tail of the delivery vehicles. The total area was divided into three zones-head, middle, and tail. We prove tail bounds of the following form. Each lipid molecule consists of a polar head and a hydrocarbon tail: the former is hydrophilic, whereas the latter is hydrophobic. Approaching the scene, he sees a serpent with flames coming out of its mouth, biting the lion's tail. In addition, we observe that there are two different characteristic length scales: the length of the core, and the length of the tail. Even though remains unknown, using a change of measure argument we show that this upper bound on tail probabilities is qualitatively correct. The following theorem suggests that the configuration function trick correctly describes the tail behaviour of the square packing number. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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