air in the core造句

例句与造句

1. The near equilibrium prevents the air in the core from escaping ? and it makes for a cool sound when the canister is popped open
   内外气压相近可防止球体内空气逸出，因此，打开铁罐时会有清脆的声响。
2. It's difficult to find air in the core in a sentence. 用air in the core造句挺难的