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汉语拼音：zhòng xīn

1.物体内各点所受的重力产生合力，这个合力的作用点叫做这个物体的重心。

2.三角形三条中线相交于一点，这个点叫做三角形的重心。

3.事情的中心或主要部分：工作～。问题的～。

1. 力学上指物体各部分所受重力的合力的作用点。

   叶紫 《夜雨飘流的回忆》二：“我的鞋子很滑，跑起来常常使我失掉重心，而几乎跌倒。”

2. 事情的中心或主要部分。

   孙中山 《解释自由－－在湖北军政界代表欢迎会演说词》：“未统一以前，政事、军事皆极重要，而统一以后，则重心又移在社会问题。” 郭沫若 《洪波曲》第十四章四：“但在这个会议之后，军政重心又暂时移到 衡山 去了。”

3. 几何学上指三角形的三条中线相交的中点。

• They're staying with that, but moving the weights on the high end, wanting to see how much elasticity there is on price.

  它们仍在采用这一策略，只不过把重心转向了高端餐品，想看看价格弹性到底有多大。

• But one that you might have seen in physics, we care about maybe where is the center of mass of a given object?

  但你们可能也在物理学中见过了，就是求一个给定物体的重心？

• Though the focus of these efforts was detection, the command center would turn into a war room optimized for defense when necessary.

  尽管工作重心是侦察，但需要时，指挥中心也会变成以防御为中心的作战室。

• The center of mass of a system is defined as follows: I have here some kind of an object not just a point mass, but it has a finite size.

  系统的重心，是这样定义的：，我有一个物体，不是有棱角的物体，但它大小有限。

• If you want to be a writer, a serious writer, your focus has to be on writing as well as you can and all those other things are incidental.

  如果你想成为一个作家，一个严肃的作家，你的重心必须尽可能的放在写作上以及其它与写作相关的事情上。

• In your desire to be rich, this means that the entire emphasis is placed on the moment you reach a particular income.

  当你渴望金钱时，你人生所有的重心都被放在“达得某一程度的富裕”上。

• Or to set point of all or maybe to the point where everything crosses? (Point of gravity)?

  还是指定地点？或者可能到所有建筑的交叉处？（重心）？

• Though sales were much stronger than the company expected, that did not mean it had mastered the category.

  虽然销售比公司预期的要好，但这不意味加大码会成为重心。

• The company recently decided to put more focus on Africa, especially in Nigeria where it is trying to become a leader in selling generators.

  这家公司最近决定把更多重心放在非洲，特别是尼日利亚，这家公司希望能在发电机销售上领先。