
好词典

源自中古英语 'gresen',与古英语 'grēasian'(涂油)相关,最终源于原始日耳曼语词根。
❶ 指物体表面涂有油脂或润滑剂的状态,常用于形容光滑、易滑动或防止粘连的表面处理。
“The mechanic used greased bearings to reduce friction in the engine.”
(机械师使用了涂有油脂的轴承以减少发动机的摩擦。)
“Her hands were greased after fixing the bicycle chain.”
(修理完自行车链条后,她的手上沾满了油脂。)
❶ 涂抹油脂或润滑剂的行为,通常是为了使物体更光滑、减少摩擦或防止粘连。
“She greased the baking tray to prevent the cookies from sticking.”
(她在烤盘上涂了油以防饼干粘住。)
“The workers greased the machinery to keep it running smoothly.”
(工人们给机器上了油以保持其顺畅运转。)
greased lightning — 形容某事或某人动作极快,像闪电一样迅速。
“He ran through the finish line like greased lightning.”
(他像闪电一样冲过了终点线。)