Diolefine
[化] 二烯; 二烯属
🗣️ 情景例句
That was a wonderful dinner.
那次晚宴好极了。
He is not fit to command others that cannot command himself.
正人先正己。
What?Speak up. Penny.I'm afraid I can't hear you.
什么？彭妮，大声一点。我可听不见你念的。