Grammage
(每平方米)克重
🗣️ 情景例句
if you're not going to be happy about it.
假如你会因为这种事而不快乐的话。
Mr. Wagner, do you have a hotel reservation?
华格纳先生，你预订过旅馆吗？
I'll have to check with our engineers.
我得请教工程师才行。