lubrication
🇺🇸
/ˌluːbrɪˈkeɪʃn/
🇬🇧
/ˌluːbrɪˈkeɪʃn/
noun
R
putting oil or grease on machine parts to make them move smoothly
Regular lubrication of the engine parts prevents wear and keeps everything running quietly.
定期對發動機部件進行潤滑（塗油或油脂使其平滑移動）可防止磨損並保持一切安靜運轉。
translation
潤滑
詞形變化
Plural
lubrications