名词中文翻译
中文翻译：直角
同义词：
['right angle', 'right-angled triangle']
例句：
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1. The architect designed the building witha perfect right angle.
建筑师设计这座大楼时，角度完美。
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2. The math teacher explainedthe concept of a right-angled triangle to the students.
数学老师向学生们解释了直角三角形的概念。
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3. The engineer used aright-angled triangle to measure thelength of the wall.
工程师用直角三角形测量了墙的长度。