moving part

基本解释

The moving part of an electromagnetic device such as a relay, buzzer, or loudspeaker.
电枢：电磁装置的移动部分，如继电器，蜂音器或扬声器。
odict.net
It is that slow-moving part that causes delay in bringing an organization's health back on track.
正是这个移动缓慢的零件导致组织在重返健康轨道的道路上行动迟缓。
The finite element method was used to optimize the electromagnetic field and reveal the mechanism of motion of moving part.
运用电磁场有限元方法对动磁式直线电动机电磁场模型求解，磁通分布揭示了电磁力产生机理；

But for five days, Lee kept part of his army moving between Chancellorsville and Fredericksburg.
And part of this is happening because of the development of all these wireless networks, miniaturization, things moving online.
部分原因是,无线网络的发展，微型化的发展。
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As I keep moving down, that part gets smaller, it's not always the initial length of the list, and you're right. But if you do the sums, or if you want to think of it this way, if you think about this more generally, it's always on average at least the length of the list.
等等，随着移动，剩下的部分越来越小，并不是初始那么长了，如果你算一算，或者你这么想，你考虑更一般的情况，平均下来至少是列表的长度。
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The main story is just one moving part in a broader world.
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