雌激素 Save Sign in to save words cíjīsù ㄘˊ ㄐㄧ ㄙㄨˋ estrogen Character by character 雌(cí)female 激(jī)arouse 素(sù)raw silk A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0