to put oil on something again, usually to make it move more easily without sticking, or to stop something sticking to it

I have cleaned and re-oiled the rusty parts. 我已经清洗了生锈部件并重新上油。

The wood has to be re-oiled every year to keep it in good condition. 木材必须每年重新上油以保持良好状态。

He re-oiled the pan before making another pancake. 在做下一个煎饼之前，他又在平底锅里放了油。