Pentenyl
戊烯基, 2-戊烯基
🗣️ 情景例句
Here they are. Family Album, U.S.A.
就在这里。美国写真！
That's the best way to spend your holidays.
那是打法休假最明智的方法。
You might both have been caught and killed!
你们俩可能给抓住杀了。