好词典

on

UK /ɒn/US /ɑːn/

词源

源自古英语'on',与荷兰语'aan'、德语'an'同源,源自原始日耳曼语*ana,最终源自原始印欧语*h₂en-(在...上)。

adverb

❶ 表示继续或持续进行某个动作,指某事物处于活动或运行状态。

“Keep on working until you finish.”

(继续工作直到你完成。)

“The lights are still on.”

(灯还亮着。)

❶ 表示穿着或佩戴的状态,指衣物或饰品正被使用。

“Put your coat on before going out.”

(出门前穿上外套。)

“She had her glasses on.”

(她戴着眼镜。)

同义词:continuing, wearing

常见短语

on and off — 断断续续地,表示某事不时发生但不是持续进行。

“It rained on and off all day.”

(雨断断续续下了一整天。)

on time — 准时,指在预定或规定的时间到达或完成。

“The train arrived on time.”

(火车准时到达。)

on purpose — 故意地,表示某行为是有意为之而非偶然。

“He broke the vase on purpose.”

(他故意打碎了花瓶。)

on fire — 着火;也可比喻非常成功或表现极佳。

“The building was on fire.”

(大楼着火了。)

on the other hand — 另一方面,用于提出相反或不同的观点。

“It's expensive, but on the other hand, the quality is excellent.”

(它很贵,但另一方面,质量非常好。)