Channel stection
[机] U形剖面
🧩 词语组成解析
🗣️ 情景例句
Well, it's hard work.
嗯 这种工作很辛苦。
We look forward to your quotations for the arts and crafts which we are interested in.
希望贵方对我们感兴趣的工艺品报一下价。
The police were called in, but they could not arrest anyone,
警察被召来了，但他们却不能逮捕任何人，