Air Contact

• 风接点,空气接触

air contact的用法和样例：

例句

1. Liquid fuels also burn only when the surface of the liquid is in contact with air.
   液体燃料也只有当液体表面与空气接触时才会燃烧。
2. I had to get it stapled to prevent more spillage and air from going into the tube.
   我得用订书机把它订起来，避免遗漏与润肤霜和空气接触。