Trishomobullvalene
三高瞬烯, 六环十三烷
🗣️ 情景例句
It's us, Susan.
是我们， Susan。
How did you do it?
你是怎样达成它的？
I decided that I must have taken a wrong turning somewhere.
我想一定是什么地方拐错了弯儿。