D. et s.
[医] 给予并标记
🧩 词语组成解析
[化] 乙基
🗣️ 情景例句
Thank you, Mr. Lu. Please wait a moment while I check our reservations list.
谢谢，陆先生。请稍等，我查一下订房名单。
I invited him to come in, but he wouldn't.
我请他进来，但是他不肯。
This was more than we could bear, so we decided to spend our last day exploring the countryside.
人多得使我们难以忍受，于是我们决定利用最后一天去乡间一游。