Borphenyl
三苯硼
🗣️ 情景例句
You'll never guess what happened the other day!
你永远也猜不到前几天发生什么事了！
And I hope you can have a good time tonight.
祝愿你们今晚过得愉快。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-