lubricant
潤滑劑
理解讓接觸表面更滑順的物質
A little lubricant helped the bicycle chain move much more smoothly.
少許潤滑劑讓自行車鏈條更順暢。
義項
潤滑劑C1noun潤滑劑
A little lubricant helped the bicycle chain move much more smoothly.
少許潤滑劑讓自行車鏈條更順暢。
chain lubricant
片語
apply lubricant塗潤滑劑 →塗潤滑劑
a dry lubricant乾式潤滑劑 →乾式潤滑劑
你會不會這樣說？
He put lubricant on the machine parts. 他是想增加零件間的摩擦，對嗎？
看答案
錯
潤滑劑是降低摩擦，讓零件更順，不是增加。
字族
lubricate 潤滑