劍橋詞典

any one of a group of chemical substances which all have the same number and type of atoms but in which the arrangement of the atoms is slightly different between each substance
（同分）異構(gòu)體
structural /geometrical /optical isomers 結(jié)構(gòu)／幾何／光學(xué)同分異構(gòu)體 返回 isomer