瑞利准则 Save Sign in to save words Traditional (Taiwan): 瑞利準則 ruìlìzhǔnzé ㄖㄨㄟˋ ㄌㄧˋ ㄓㄨㄣˇ ㄗㄜˊ Rayleigh criterion (optics) Character by character 瑞(ruì)lucky 利(lì)surname Li 准(zhǔn)allow 则(zé)then A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0