Pentaene
[化] 五烯
🗣️ 情景例句
I won't listen to any more of this crap.
我再也不想听这胡言乱语了。
What were you doing this time last year?
去年这时候你在干什么？
Oh, yes, I bought one, but I can't find it now.
噢，是，我买了票的，但现在找不见了！