Allene
丙二烯, [pl. ]二烯烃, 丙二烯衍生物
🔁 扩展释义
【化】 丙二烯【医】 丙二烯
🗣️ 情景例句
I'm putting in my notice.
我要递交我的辞职报告。
Well, to tell the truth, I was a little disappointed.
说实话，我有点失望。
It will take me several hours if I really look at everything.
如果全部参观的话，那得需要好几个小时。