on-

1.（覆盖、附着）在…上（意指接触物体表面或构成物体表面的一部分）in or into a position covering, touching or forming part of a surface

2.由…支撑着supported by sb/sth

3.在（交通工具）上used to show a means of transport

4.在（某一天）used to show a day or date

5.就在…之后；一…就immediately after sth

6.关于（事或人）about sth/sb

7.（身上）带着；有being carried by sb; in the possession of sb

8.为（某团体或组织）的一员used to show that sb belongs to a group or an organization

9.吃；喝；按时服用（药物）eating or drinking sth; using a drug or a medicine regularly

10.（表示方向）在，向，对used to show direction

11.在，接近（某地）at or near a place

12.根据；由于used to show the basis or reason for sth

13.以…支付；由…支付paid for by sth

14.通过；使用；借助于by means of sth; using sth

15.（与某些名词或形容词连用，表示影响到）used with some nouns or adjectives to say who or what is affected by sth

16.与…相比compared with sb/sth

17.（用于说明活动或状态）used to describe an activity or a state

18.（用于提供电话号码）used when giving a telephone number

1.（表示持续性）used to show that sth continues

2.向前（移动）used to show that sb/sth moves or is sent forward

3.穿在身上；穿着；戴着on sb's body; being worn

4.（表示覆盖、接触某物或成为某物的一部分）covering, touching or forming part of sth

5.（表示已连接、处于工作状态或使用中）connected or operating; being used

6.（表示发生）happening

7.（预先安排的事）将发生planned to take place in the future

8.值班；执行任务中on duty; working

9.登上（车辆）in or into a vehicle

be on about sth

谈论（某事）；有…的意思to talk about sth; to mean sth

be/go/keep on about sth

抱怨；唠叨；发牢骚to talk in a boring or complaining way about sth

be/go/keep on at sb (to do sth)

（对某人）絮叨；说（或问）得令人生厌to keep asking or telling sb sth so that they become annoyed or tired

be on for sth

想要做某事to want to do sth

it isnt on

不行；没门儿used to say that sth is not acceptable

on and on

连续不停地；持续地without stopping; continuously

what are you, etc. on?

你鬼迷心窍了吧；你吃错药了吧used when you are very surprised at sb's behaviour and are suggesting that they are acting in a similar way to sb using drugs

youre on

（用于接受打赌时）赌就赌吧used when you are accepting a bet

1.comb. f.;与动词或动名词组成名词或形容词,重音常在第一音节