Nucleofugicity
离核性
🗣️ 情景例句
555-2420. Thank you.
555 2420。谢谢你。
Today, they will introduce to you our newly built plant and research center.
今天，他们将会向您介绍我们新落成的工厂和研究中心。
Excuse me, Miss Yang. I've just found this library book.
“打搅了，杨小姐。我刚刚捡到这本图书馆的藏书。”