名词
中文翻译:平衡臂
同义词:
['balancing arm', 'counterweight arm', 'weight-bearing arm']
例句:
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1. The balance arm on the scale is broken, so it won't work properly.
秤上的平衡臂断了,所以它不能正常使用。
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2. The engineer used a balance arm to adjust the machine's settings.
工程师使用一个平衡臂来调整机器的设置。
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3. The weight-bearing arm of the chair supports the user's back and prevents slouching.
椅子的承重臂支撑着用户的背部,防止弯腰。