off

音标发音

• 英式音标 [ɒf]
• 美式音标 [ɑːf]
• 国际音标 [ɔ:f, ɔf]
• 英式发音
• 美式发音

基本解释

• adv. 离开；脱掉；出发，起跑；结束，取消；（电）未连接；没有；下班；减价；在剧院舞台的后面
• prep. 离开；偏离；从……去掉；下班；削价；戒除；不在；（非正式）远离；（非正式，一般是暂时）厌恶
• adj. 远离的；空闲的；（食物）不新鲜的；不能接受的；发挥失常的；（车轮等成对的物体之中）右边的；（某些体育比赛）越位的；（非正式）令人不快的；（非正式）不舒服的；（非正式）不友好的
• n. （非正式）起跑；（板球）击球手对面的半场；（非正式）休息日；
• v. （非正式）杀死（某人）；（非正式）离开

词源解说

• 直接源自古英语的of，意为离开。

同根派生

• adj性质的同根词

  offish：冷漠的；不亲热的；疏远的。

• off相关词

英汉例句

用作介词 (prep.)

• The boat anchored off the fort.
  那艘船停在堡垒外面。

用作副词 (adv.)

• They drove off.
  他们开车离开了。

用作形容词 (adj.)

用作定语: ～+ n.

• The winter is an off season.
  冬天是淡季。

用作表语: S+be+～

• This fish has gone off.
  这条鱼已不新鲜。

• off更多例句

词组短语

用作介词 (prep.)

动词+～

• come off 实现;结果;脱落;举行
• fall off 从…落下
• get off 下来;脱下;逃脱惩罚
• let off 让…下,放掉,放过,免除
• live off 以…为食; 以…为生

• off更多词组

英英字典

剑桥英英字典

• (AWAY FROM) away from a place or position, especially the present place, position, or time
• (REMOVED) used with actions in which something is removed or removes itself from another thing
• (NOT OPERATING) (especially of machines, electrical devices, lights, etc.) not operating because of not being switched on
• (LESS MONEY) (of money) taken away from the original price
• (NOT AT WORK) not at work; at home or on holiday
• (SEPARATED) in such a way as to be separated
• (COMPLETELY) in such a way as to be completely absent, especially because of having been used or killed
• (GET RID OF) in such a way as to get rid of something
• (AWAY FROM) down or away from a place, position, or time, especially the present place, position, or time
• (REMOVED) used with actions in which something is removed or removes itself from another thing
• (NOT LIKING) not liking or taking something or someone
• (NEAR TO) near to
• (STOPPED) (of an arranged event) stopped or given up
• (PROVIDED FOR) having a particular amount or number, especially of money
• (BELOW USUAL LEVEL) below the usual standard or rate
• (BAD) (of food and drink) no longer fresh or good to eat or drink because of being too old
• (NO LONGER SERVED) (of food in a restaurant) not available at that particular time
• (RUDE) not thinking or worrying about other people's feelings; rude
• the act of leaving somewhere
• to kill someone

柯林斯英英字典

• ff
• Off is also an adverb.
• When you get off a bus, train, or plane, you come out of it or leave it after you have been travelling on it.
• Off is also an adverb.
• If you keep off a street or piece of land, you do not step on it or go there.
• Off is also an adverb.
• If something is situated off a place such as a coast, room, or road, it is near to it or next to it, but not exactly in it.
• If you go off, you leave a place.
• When you take off clothing or jewellery that you are wearing, you remove it from your body.
• If you have time off or a particular day off, you do not go to work or school, for example, because you are sick or it is a day when you do not usually work.
• Off is also a preposition.
• If you keep off a subject, you deliberately avoid talking about it.
• If there is money off something, its price is reduced by the amount specified.
• Off is also an adverb.
• If something is a long way off, it is a long distance away from you.
• If something is a long time off, it will not happen for a long time.
• If you get something off someone, you obtain it from them.
• If someone is off something harmful such as a drug, they have stopped taking or using it.
• If you are off something, you have stopped liking it.
• When something such as a machine or electric light is off, it is not functioning or in use. When you switch it off, you stop it from functioning.
• If food has gone off, it tastes and smells bad because it is no longer fresh enough to be eaten.
• If you live off a particular kind of food, you eat it in order to live. If you live off a particular source of money, you use it to live.
• If a machine runs off a particular kind of fuel or power, it uses that power in order to function.
• If something happens on and off, or off and on, it happens occasionally, or only for part of a period of time, not in a regular or continuous way.

• off剑桥字典
• off柯林斯字典

专业释义

医药科学

• 脱落

  Objective: Deep venous thrombosis is a common complication of orthopedic trauma, it can fall off due to thrombosis caused fatal pulmonary embolism.
  目的:深静脉血栓形成是创伤骨科的一种常见并发症,它可因血栓脱落而引起致死性肺栓塞。

  交通运输工程

• 向海那一边的
• 离海岸，向海上，在离…的海面上

艺术学

• 在舞台外

体育

• 击球手右前方的；投球手左手的
• 以(若干杆数)让步
• 右手击球员的左前方场地；左手击球员的右前方场地

动力与电气工程

• 断

电子、通信与自动控制技术

• 断开

机械工程

• 断
• 关起