重心 (zhòng xīn) — center of gravity (physics); main focus, core, central part (figurative)

Definition

Examples

• 这个三角形的重心在三条中线的交点上。
  Zhè ge sān jiǎo xíng de zhòng xīn zài sān tiáo zhōng xiàn de jiāo diǎn shàng.
  The center of gravity of this triangle is at the intersection of its three medians.
• 公司下一阶段的重心是开拓海外市场。
  Gōng sī xià yì jiē duàn de zhòng xīn shì kāi tuò hǎi wài shì chǎng.
  The company's main focus in the next phase is to expand overseas markets.
• 他站起来时，重心有些不稳，差点摔倒。
  Tā zhàn qǐ lái shí, zhòng xīn yǒu xiē bù wěn, chà diǎn shuāi dǎo.
  When he stood up, his center of gravity was a bit unstable, and he almost fell.

Origin