Deozonize
[医] 脱臭氧, 去臭氧
🗣️ 情景例句
Cooking dinner for the entire family is not so easy.
给全家人做晚餐真不是件容易的事。
It is the first step that costs.
万事开头难。
Near our school there is a shop.
我们学校附近有一个商店。