water lubricated sliding

• 水润滑

water lubricated sliding的用法和样例：

例句

1. The bearings on water-lubricated pumps will not be damaged by flood waters, since these bearings are constantly submerged in water.
   因为水润滑泵的轴承一直浸在水中，所以其轴承不会遭洪水损坏。