Channel stection
[机] U形剖面
🧩 词语组成解析
🗣️ 情景例句
Do you want a first class, business class or economy seat?
你想要头等舱、商务舱还是经济舱？
I'm going to have some x-rays taken.
我要拍摄Ｘ光照片。
You may be interested in only some of the items.
你也许对某些产品感兴趣。