异构体 yìgòutǐ isomer Origin Definitions Defs Strokes Stroke Words Sentences Sents 同分异构体 tóngfēnyìgòutǐ isomer isomer (chemistry)对映异构体 duìyìngyìgòutǐ enantiomer enantiomer (chemistry)立体异构体 lìtǐyìgòutǐ stereoisomer stereoisomer (chemistry)