U-tube
[化] U型换热管
🧩 词语组成解析
🗣️ 情景例句
going to the children's ward once or twice a week
每星期就去小儿科病房一、两次
The chicken will be dinner.
晚餐要吃鸡肉。
Thanks, I'd like that.
谢谢，我非常乐意。