Isovalerate
异戊酸
🗣️ 情景例句
there's no way we can complete this project.
我们无法完成这项计划。
What's your favorite game?
你最喜欢的游戏是什么？
The only thing to do was ask them to come half an hour later than the other guests.
唯一的办法就是请他们比别的客人晚来半小时。