拉格朗日 Save Sign in to save words lāgélǎngrì ㄌㄚ ㄍㄜˊ ㄌㄤˇ ㄖˋ Lagrange (name) Joseph-Louis Lagrange (1735-1813), French mathematician and physicist Character by character 拉(lā)pull 格(gé)square 朗(lǎng)clear 日(rì)sun A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0