- prep. 在……上;以……支持;朝;靠近;在……的时候
- ad. 继续;向前;穿上;处于工作状态;上演着
- a. 工作着的;正在上演的;在发生的;菜单上有的
prep.
- 在……上
- 以……支持,挂在……上;以……为轴
- 朝,向
- 靠近,在……旁,沿着
- 在……的时候,在……后立即
- 关于,有关
- 以……方式,通过
- 凭……,靠……;使用……,吃……
- 处于……状态,进行中
- 属于……,参加……,是……的成员
- 加之于,重叠于
- 由……支付
- 带在……身上
ad.
- 继续
- 向前
- 穿上,盖上,连接上
- (机器)处于工作状态;开着;通着
- 上演着;在进行中
a.[Z]
- (机器等)工作着的,开着的
- 正在上演的,在放映的
- 在发生的,在进行的
- 菜单上有的,供应的
- 【俚】知情的
- 【美】【俚】醉了的
短语
on and off
- 断断续续地
on and on
- 继续不停地
辨析
同义:
prep.在……上,附在……上
upon attached to hung from around about above touching in contact with top covering attached toprep.在……旁,靠近
by near proximate to next to beside nearby aroundad.紧地,牢固地
fast firmly securely tightly life closead.向前去,下去
onward forward ahead along towards beyondad.稳定地,连续地
steadily without ceasing unceasingly continually perseveringlya.处于……情况中的,起着作用的
in use operating running going engaged working functioning powereda.在从事……中的,在发生着的
taking place occurring happening in existence scheduled planned organizeda.正在广播的
performing broadcasting on the air反义:
prep.“在..之上;在表面”的反义词
beneath off同义参见:
forward or forwards forth across over以上来源于:《英汉大辞典》
prep.
- physically in contact with and supported by (a surface). ▸located somewhere in the general surface area of (a place).▸on to.▸in the possession of.
- forming a distinctive or marked part of the surface of.
- about; concerning. ▸having (something) as a basis.
- as a member of (a committee, jury, etc.).
- having (something) as a target, aim, or focus.
- having (something) as a medium for transmitting or storing information. ▸being broadcast by (a radio or television channel).
- in the course of (a journey). ▸while travelling in (a public service vehicle).
- indicating the day or part of a day during which an event takes place. ▸at the time of.
- engaged in.
- regularly taking (a drug or medicine).
- paid for by.
- added to.
adv.
- physically in contact with and supported by a surface. ▸(of clothing) being worn by a person.
- indicating continuation of a movement or action. ▸further forward; in an advanced state.
- (of an event) taking place or being presented. ▸due to take place as planned.
- (of an electrical appliance or power supply) functioning.
- (of an actor) on stage. ▸(of an employee) on duty.
n.
(also on side) Cricket the leg side.Phrase
- be on about
Brit. informal talk about tediously and at length. - be on at
Brit. informal nag or grumble at. - be on to
informal- be close to uncovering an illegal or undesirable activity engaged in by (someone).
- (be on to something) have an idea that is likely to lead to an important discovery.
- on and on
continually; at tedious length. - on to
moving to a location on the surface of (something) or aboard (a bus, train, etc.).
Etymology
OE on, an, of Gmc origin.
以上来源于:《简明牛津英语词典》