Definition

Examples

• 这台机器需要加一点润滑油。
  Zhè tái jīqì xūyào jiā yì diǎn rùn huá yóu.
  This machine needs a little lubricating oil.
• 我们每个月都要更换润滑油。
  Wǒmen měi gè yuè dōu yào gēnghuàn rùn huá yóu.
  We need to replace the lubricating oil every month.
• 请把润滑油加到发动机里。
  Qǐng bǎ rùn huá yóu jiā dào fādòngjī lǐ.
  Please add the lubricating oil into the engine.