🧩 词语组成解析
🗣️ 情景例句
Would you mind opening your suitcase?
请把您的箱子打开，好吗？
I'd like to change this ticket to the first class.
我想把这张票换成头等车。
The contract will be sent to you by air mail for your signature.
合同会航邮给你们签字。