Vertical angle
01
垂直角, 对顶角
one of a pair of opposite angles made by two intersecting lines, which are always equal
语法信息
有生性状态
抽象
形态构成
复合词
可数
singular
not gender specific
复数形式
vertical angles
例子
Vertical angles are always congruent to each other.
垂直角总是彼此全等。
