| 词汇 | example_english_leaf |
| 释义 | Examples of leafThese 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. Many of these long leaves are preserved on the bedding planes of a siltstone. The leaves of plants are beautifully designed to carry out photosynthesis. They have abandoned leaves to reduce loss of water by transpiration, and their stems are swollen with stored water. The drill was used a great deal in the leaves of the trees. The attraction of both predators to the leaves containing pollen may be the reason for the lower levels of predation on the plants containing pollen. The number of leaves needed on a stem from each plant species was then calculated. Each point is the mean of measurements on leaves from the three canopy strata on four days. A linear relationship determined from measurements on leaves in two- to six-year-old oil palm plantings served this purpose. During submergence, the environmental conditions impose several stresses on the physiological activities of leaves. Fresh leaves were added every two to three days. Insects of the same age (4-5 days old) were placed on seedlings having two expanded leaves (about 18 days old). When first instars reached terminal leaves they tended to stay for longer. Plants were used at 4 weeks of age when they had two true sets of compound leaves. Thus, one hypothesis is that the labor market climate in 2002 was more understanding toward taking child-care leaves. A seedling was considered fully established when two leaves appeared in addition to the green cotyledons. A tree was labelled deciduous if it lost almost all the leaves and the remaining leaves were senescent. All plants were checked for presence of caterpillars and/or damaged leaves. In these two areas we searched for palms and other plants with large leaves that were modified into tents. Additional observations are necessary in order to establish which bats use leaves of this plant. Traps were emptied once a month and the collected material was brought to the laboratory where seeds were separated from leaves, twigs and other debris. He argued that in the aseasonal climate the trees were producing leaves according to their individual state. Neither the mainstems nor the leaves of trees were consumed by fire. Flavonoids gave the strongest reaction, and were analyzed quantitatively in leaves of five age classes, expanded during the dry and wet season. Skutch (1930) proposed that hypodermis in musoids is the tissue enabling young leaves to unroll. All the leaves sampled from galled branches contained galls. However, there does appear to be a structural requirement for the production of adult leaves, which can be reasoned as follows. Mature leaves were those that were fully expanded. Reproducing adults carry an average of six of these massive leaves held at angles both above and below the horizontal. Here, we sampled all animals that were found on or between the stems and leaves of an orchid stand. The species within an ecotype are listed in a chronology regarding the appearance of new leaves. We counted only those seedlings having simple leaves, representing the youngest age class. A tree finitely fails if it is finite and all its leaves are marked failed. Three phases of dark-recovery course from photoinhibition resolved by the chlorophyll fluorescence analysis in soybean leaves under field conditions. In these instances virtually all leaves were combusted. Already most of them had their first two leaves. Occurrences were similar to those of the agouti except that seeds were more frequent, leaves and insects less frequent, and fibre present in all stomachs. Leafing trees were defined as trees that bore newly flushed leaves at the time of each census. The leaves were not only used for photosynthesis measurement but also for repeated monitoring of herbivory rate. Results are given as log10 counts g-1 fresh leaves. Only senesced leaves that were not affected by herbivory o r pathogen attack a nd that were just about to abscise were used. Many plant-ants patrol and p referentially defend the young leaves. Young leaves were defined as recently expanded with light green colour which a re only found at branch tips. Here, we used artificial leaves of a uniform, ellipsoid shape, half of which were provided with drip-tips. In both the long and short term, levels of phenolics increased in damaged leaves under low nutrient treatments. All plants were approximately the same height with a similar number of leaves. There was no sample (individual tree) where all 24 leaves were without traces of herbivory. Since most of the leaves of all species were at the apex of the stem, this did not involve burying any leaves. Fully expanded fresh leaves produced in this wet season were collected in four positions of the external part of the crown at the same height. Completely unfolded leaves were picked from intermediate positions on the twig; very young or old foliage was avoided. Litterfall was separated into three fractions: leaves, branches > 1 cm, and miscellaneous. Effects of site characteristics on nitrogen retranslocation from senescing leaves. Thus, the use of green leaves in this experiment reflected stream conditions for at least part of the seasonal cycle. Green leaves enhance the growth and development of a stream macroinvertebrate shredder when senescent leaves are available. The only consistent differences in rates of herbivory on both mature and new leaves were between species. Within each 10 x 10-m plot, all mature bamboo culms (those with ramified branches and leaves) were measured for diameter at breast height (dbh). Diameter at breast height (dbh) and food type (fruit vs. leaves) were recorded for each feeding tree. Production losses due to sick leaves are not included. Each bag contained leaves from only one of the tree species. Three different viewing conditions were examined involving variations in the relative luminances of fruit and leaves and the spectrum of the illuminant. A technique involving the functional substitution of photopigments was used to simulate the discrimination between fruits among a background of leaves. In this condition, we equated the luminance of the brightest leaves with the luminance of the fruit. The stalks and leaves have relatively straight outlines and characteristic angles and intersections between the outlines. Instead, they must avoid absorbing words, pictures, and ideas that will transform them into the "crushed petals" or dead leaves of fallen womanhood (269, 257). In the case of maple trees, the characteristic shapes of their leaves offer natural rather than artificial clues for recognizing perceived trees as maples. Very few commentators discuss the use of leaves for fodder. The foraging itinerary of spider monkeys: when to eat leaves? Next, we consider the effect of increasing the area by spreading out leaves and branches into space. The leaves of desiccationtolerant plants often shrink or fold as they dry, but the length of the stems appears to remain unaffected. Moreover, increasing the standard deviation to 3 leaves seventeen of the nineteen with perfect robustness scores and reduces the remaining cases only slightly to 0.986. Of course, no tree is produced, instead the analyzer computes the leaves of the tree. The wind no longer rustled the leaves, the car no longer squeaked, and the insects no longer buzzed in the fields. Goats fed tannin-containing leaves do not exhibit toxic syndromes. The ortho-quinone then leaves and is replaced by a tyrosine for the next catalytic cycle. More precisely, the leaves used to make the beverage mate. The non-terminals appearing as leaves of an initial supertags are marked for substitution(). The forest of the syntax trees of such conclusions has 2n + 2n + 4 leaves. Figure 5.1 shows that these can be represented more compactly as leaves of a tree. At the end of the quire, on originally blank leaves, two scribes have added brief notes on indulgences and feasts, and an alphabetic divination (40). The bats were found to feed on the fruits of 54 plant species, the leaves of 14 species and the flower parts of four species. The leaves could also be an important source of minerals and vitamins. During these periods, most species produce new leaves, though the early wet season leafing is more extensive. Men, who live in certain areas, make upper garments by joining leaves together. The latter leaves unanswered why "small" payoffs sometimes yield good results, and why increasing payoffs do not always yield better results. Three days after the emergence of new adults, the total number of pupae and empty pupal cases on all leaves of every plant were recorded. Five adult female mites, 3-5 days old, were transferred from the colony on kidney bean leaves and placed on each disc. The okra variety is a day-neutral plant with deep green, broad leaves and moderate canopy height. After removing the leaves, stalks, etc., the grapes were crushed by hand to prevent the breakage of the seeds. A total of 545 leaves were collected for each crop. Therefore, maximizing the proportion of leaves within the canopy will increase overall photosynthesis. Developing and mature seeds as well as the young leaves also showed elevated contents. Reduced feeding by caterpillars was termed a feeding restraint effect and the refusal to eat leaves sprayed with solution was termed an anti-feeding effect. The digestibility of the leaves and stems of perennial ryegrass, cocksfoot, timothy, tall fescue, lucerne and sainfoin, as measured by an in vitro procedure. They initially colonize the leaves, and, after flowering, also the ears. 24 h uptake of each insecticide, treated leaves were transferred to a duplicate set of aquapiks containing water only. Damage to tobacco is caused by the insect larvae that eat stored leaves and contaminate the product with excreta and body oils. The soil is continually moist and covered with a thick layer of leaves and decaying humus. Male-female pairs were moved to new leaves daily until death. 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. |
反思网英语在线翻译词典收录了377474条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。