E. m. s.
[医] 急救医疗组织
🧩 词语组成解析
[医] 电子\\n[经] 东
🗣️ 情景例句
You have some guests in the reception room.
有几位客人在接待室等 。
The contract will be sent to you by air mail for your signature.
合同会航邮给你们签字。
I can't get to sleep!
我睡不着！