點集合 Save Sign in to save words Simplified: 点集合 diǎnjíhé ㄉㄧㄢˇ ㄐㄧˊ ㄏㄜˊ point set math. Character by character 點(diǎn)point 集(jí)gather 合(hé)close A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0