Isostilbene
异芪, 异-1,2-二苯基乙烯, 顺式均二苯代乙烯
🗣️ 情景例句
Exactly.
就是这样。
To err is human; to forgive, divine.
人难免错误，宽恕别人是神圣的。
Customs Officers are quite tolerant these days,
现在的海关官员往往相当宽容。