Tetrathiacyclotetradecane
四硫代環(huán)十四烷
??? 情景例句
How come I wasn't told?
你怎么沒有聽說？
I think this is a fake diamond.
我想這是假鉆石。
Topsail is a famous little boat.
“濤波賽”號是艘有名的小艇，