Naphthofluorene
萘芴
🗣️ 情景例句
We also like to know
我们还想知道，
If the customer requests a carrier other than truck, he must bear the additional charge.
如果顾客坚持用卡车以外的运输工具，就必须负担额外费用。
Did you know he was having an affair?
你知道他有外遇了吗？