名词
中文翻译：直角
同义词：
['acuteangle', 'sharp angle']
例句：
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1. The car's steering wheel ispositioned at a sharp angle to theroad.
汽车的方向盘位于道路的尖锐角度。
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2. The mountain range has many sharp angles that make it difficult to climb.
山脉有许多尖锐的角度，这使得攀登变得困难。
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3.The sharp angle of the roof makes iteasy to clean the windows.
屋顶的尖锐角度使得清洁窗户变得容易。