| 单词 | right angle |
| 释义 | Word Frequency right anglenoun ▶ Related adjective: orthogonal1. the angle between two radii of a circle that cut off on the circumference an arc equal in length to one quarter of the circumference; an angle of 90° or π/2 radians 2. at right angles Derived forms right-angled (ˈright-ˌangled) adjective |
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