| 词汇 | quadrant |
| 释义 | quadrant noun[ C ] uk /ˈkwɒd.rənt/ us /ˈkwɑː.drənt/ quadrantnoun[C] (QUARTER)mathematics specialized a quarter of a circle四分之一圆周 Devrimb/iStock/Getty Images Plus/GettyImages a quarter of an area: 四分之一区域 The river runs through the southwest quadrant of the city.那河流流经城市的西南部。 Geometry: parts of geometrical shapes -sided angle axis axisymmetric bulky chord circumference conic corresponding sides hemisphere inclination node perimeter planar plane pole quadric symmetrical symmetrically vertex You can also find related words, phrases, and synonyms in the topics: Fractions quadrantnoun[C] (DEVICE)sailing specialized a device for measuring the height of stars in the sky that was used in the past for calculating directions when travelling across the sea（天文）象限仪 Navigation & shipwrecks astrolabe celestial navigation chart circumnavigate circumnavigation dead reckoning lane lightship lodestar narrows nautical mile navigability passage pilot sea lane sextant submersible the Pole Star unpassable yaw quadrant | American Dictionaryquadrant noun[ C ] us/ˈkwɑd·rənt/ mathematics one of four rectangular areas that a coordinate plane (= area with vertical and horizontal measures) is divided into Examples of quadrantquadrant Each plot was divided into four quadrants, and a predetermined sub-plot of 3 m2 was harvested from each. Points in the remaining two quadrants (northeast and southwest) may or may not be desirable, depending on decision makers1 values and objectives. In the upper two quadrants the dotted lines represent the 'splitting' strategy, the dashed lines the 'enrichment' strategy and the solid lines the 'learning-by-doing' strategy. The order of the quadrants was arbitrarily set from left to right as northwest, northeast, southwest and southeast. The four quadrants were fit simultaneously giving 20 data points for three free parameters. The dendritic-field size asymmetry between nasal and other quadrants was present in both species, but was more pronounced in the capuchin monkey retina. Because the size of these quadrants varied slightly between specimens, counts were made along regions of variable length and standard width. The observer's task was to indicate in which of four quadrants the stimulus was detected by pressing one of four correspondingly arranged buttons. Polymyarian muscle cells, separated into four quadrants by the chords, were clearly distinguished, having two wing-like distal lobes. There was an extensive overlap between owl-monkey and capuchin monkey data at all eccentricities and all quadrants. Subsequent excavations were concentrated in the nor thwest and southwest quadrants. Since these quadrants yield symmetric outcomes, players both prefer the efficient equilibrium. They thereby become progressively better at differentiating the affective circumplex in each of its four quadrants. Multiple defects were found in the mid-septal, apical and anterior quadrants in 5, 5 and 2 neonates, respectively. The positive signs should be taken for the second and fourth quadrants. See all examples of quadrant 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. Collocations withquadrantquadrantThese are words often used in combination with quadrant. Click on a collocation to see more examples of it. left quadrant The upper leftquadrant carries similar decoration and there is a possible cross in the lower angle with the central panel. northeast quadrant For example, a point in the northeastquadrant shows the case where antidepressants were more costly and more effective than counseling. northwest quadrant Points in the southeast quadrant (lower costs, higher benefits) dominate the comparator, while points in the northwest quadrant (higher costs, lower benefits) are dominated by the comparator. 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. See all collocations with quadrant |
| 随便看 |
|
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。