lubricatory
adj.
lubricate的变形
lubricate
['lubrikeit]
vt.
上油；给…注润滑油；给…涂润滑剂：
to lubricate the bearings
给轴承上润滑油
to lubricate the gears
给齿轮上润滑油
使平滑；使滑润；用润滑剂：
She lubricated her hands with a lotion.
她抹润肤霜使手光滑。
使顺畅；对…有帮助：
Dinner lubricates business.
请客吃顿饭有助于做生意