名词
中文翻译：滑动销子
同义词：
['slip joint', 'sliding pin']
例句：
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1.The car's engine is so loud that it makes the sliding peg vibrate.
汽车的引擎声音太大，以至于滑动销子都在振动。
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2. The engineer used a sliding peg to adjust the gears.
工程师使用一个滑动销来调整齿轮。
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3.The old clock had a sliding peg that could be moved to change the time.
这把旧时钟有一个可以移动的滑动销，可以用来改变时间。