Decynoicacid
[化] 癸炔酸
🗣️ 情景例句
If he says he's going to be here, he's here.
假如他说他要来这儿 他就一定会来。
He established a new business.
他开创了新事业。
We can't decide who should open it first.
我们难以决定谁先打开礼物包。