Vertical motional parts
英
美
- 垂直运动部件
双语例句
- The engine oil also absorbs the shock and dampens the noise of moving parts.
发动机机油也吸收震动和降低了噪音的运动部件。 - The inventor contrived a new kind of engine with fewer moving parts.
这位发明家发明了一种具有较少运动部件的新型发动机。
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