Polycyclization
聚环作用
🗣️ 情景例句
Hi.
嗨。
I am beginning to lose my temper with you!
有你在，我总忍不住想要发脾气。
Half past four. Don't forget to tell Jim. I hope he can come too.
4：30。别忘记告诉吉姆。我希望他也能来。