quadrant中文什么意思

n.
1.【数学】象限；圆周的四分之一，九十度弧；四分之一圆。
2.【天，海】象限仪。
3.【生物学】四分体。
+更多解释...4.长度单位 (＝ 10，000 kilometres)。
5.扇形体；【机械工程】扇形齿轮。
短语和例子
quadrantal adj.

• aileron quadrant:    副翼扇形摇臂
• azimuth quadrant:    地平角限仪; 地平象限仪; 方位像限 ...
• boss of quadrant:    舵扇毂

例句与用法

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1. We oniy spotted pows in the southeast quadrant here
   我们只知道战俘在东南区，这里
2. Are you ready to plunge the entire quadrant into war
   为了满足你自己心底的邪恶欲望
3. To vent shaft 22 on the second quadrant now
   到第二信号室22号通风口出口处
4. To vent shaft 22 on the second quadrant now
   到第二信号室22号通风口出口处
5. Taxonus omeiensis sp . nov . , taxonus quadrants sp
   ，脊盾元叶蜂taxonusyigongussp

英文释义

名词

1. a measuring instrument for measuring altitude of heavenly bodies
2. the area enclosed by two perpendicular radii of a circle
3. any of the four areas into which a plane is divided by two orthogonal coordinate axes
4. a quarter of the circumference of a circle
   同义词：quarter-circle