demicircle

名词 n.
中文释义
英 [dɛmɪˈsɜːkəɫ]   

英文释义

名词 n.
  1. A semicircle.
  2. An instrument for measuring angles in surveying etc., resembling a protractor with an alidade, sights, and compass.

词形变化

demicircles plural

词源

From demi- + circle. Compare French demi-cercle.
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