“润滑”造句

润滑作用能减少噪音和磨损.
Lubrication reduces noise and wear.

齿轮必须适当地加油润滑.
Gear must be properly lubricated.

芦荟用于润肤霜中，使之具有美妙的丝般润滑感。
Aloe Vera is used in moisturisers to give them a wonderfully silky texture.

• #润滑