重力
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1.重(zhòng )大(dà )的(de )力(lì )量(liàng )。
《史(shǐ )记(jì )·张(zhāng )仪(yí )列(liè )传(chuán )》:“以(yǐ )重(zhòng )力(lì )相(xiàng )压(yā ),犹(yóu )乌(wū )获(huò )之(zhī )与(yǔ )婴(yīng )儿(ér )。”
2.地(dì )球(qiú )对(duì )地(dì )面(miàn )物(wù )体(tǐ )的(de )引(yǐn )力(lì )。也(yě )称(chēng )地(dì )心(xīn )引(yǐn )力(lì )或(huò )地(dì )摄(shè )力(lì )。从(cóng )广(guǎng )义(yì )言(yán ),任(rèn )何(hé )天(tiān )体(tǐ )使(shǐ )物(wù )体(tǐ )向(xiàng )该(gāi )天(tiān )体(tǐ )表(biǎo )面(miàn )降(jiàng )落(luò )的(de )力(lì )都(dōu )称(chēng )重(zhòng )力(lì ),如(rú )月(yuè )球(qiú )重(zhòng )力(lì )、火(huǒ )星(xīng )重(zhòng )力(lì )等(děng )。
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