音标：[ɒf]
a. 关着的, 不再生效的, 处于...境况的, 休假的, 空闲的
ad. 走开, ...掉, ...下, 休息, 出发, 隔断
prep. 离开, 脱落, 不在从事......, 在...之外
vi. 离开, 滚开
vt. 杀死
n. 关闭状态
【计】 关闭, 清屏命令
【化】 断路
相关词组:
be badly off
off and
off and on
off of
off with
How are you off for...?
be well off
在线英汉词典
off的短语、例句：
off
adj
1 [attrib 作定语]
= off-side2.
2 [pred 作表语]
~ (with sb) (esp after rather, very, slightly, etc 尤用於rather、 very、 slightly等之後); (infml 口) impolite or unfriendly (towards sb) （对某人）不礼貌, 不友好
She sounded rather off on the phone. 她在电话中说话不太客气.
He was a bit off with me this morning. 他今天早晨对我有些冷淡.
3 [pred 作表语]
(of food) no longer fresh （指食物）不新鲜
This fish has gone/is off, ie can no longer be eaten. 这条鱼已经不新鲜了.
The milk smells/tastes decidedly off. 牛奶闻起来[尝起来]完全变味了.
off adv part (For special uses with many vs, eg go off, turn sth off, clear off, see the v entries. 可与许多动词连用, 如go off、 turn sth off、 clear off, 其释义见各动词词条. )
1
(a) at or to a point distant in space; away 距, 离, 到（远至某处）; 离开
The town is still five miles off. 那小城尚在五英里以外.
We are some way off, eg our destination. 我们有一段距离（如距目的地）.
He ran off with the money. 他携款潜逃了.
Be off/Off with you! ie Go away! 走开[滚开]!
(b) at a point distant in time; away 距, 离, 到（远至某时）; 离开
The holidays are not so far off. 假期已经不那麽远了.
2 (indicating removal or separation, esp from the human body 表示除掉或分离（尤指离开身体）)
He´s had his beard shaved off. 他把胡子剃掉了.
What beautiful curls -- why do you want to have them (cut) off? 你那鬈发多漂亮啊--为什麽要剪掉呢?
take one´s hat, coat, tie, etc off 摘帽、 脱大衣、 解领带 (Cf 参看 have (got) one´s hat, coat, tie, etc on)
Don´t leave the toothpaste with the top off. 牙膏用後别忘了盖上盖. Cf 参看 on1 3.
3 starting a journey or race 出发; 起跑
She´s off to London tomorrow. 她明天出发上伦敦.
I must be off soon. 我很快就得走了.
We´re off/Off we go! 我们出发喽!
They´re off, ie The race has begun. 他们已经起跑了.
4 (infml 口) (of sth arranged or planned) not going to happen; cancelled （指已安排或计画的事）不发生, 取消
The wedding/engagement is off. 婚礼[婚约]取消了.
The miner´s strike is off. 矿工的罢工取消了. Cf 参看 on1 8.
5
(a) disconnected at the mains; not being supplied （自供应的来源处）断开, 不供应
The water electricity is off. 水[煤气/电]停了.
(b) (of appliances) not being used （指电器）关掉, 不用
The TV, radio, light, etc is off. 电视、 收音机、 电灯等已关掉.
Make sure the central heating is off. 集中供暖设备一定要关掉. Cf 参看 on1 4.
(c) (of an item on a menu) no longer available or being served （指菜谱上某菜肴）不再供应
The steak pie is off today. 今日牛肉饼停止供应.
Soup´s off -- we´ve only got fruit juice. 汤已售完--现只供应果汁.
6 away from work or duty 不工作; 不上班; 不值班
I think I´ll take the afternoon off, ie not do my usual work, etc. 我想下午歇班.
She´s off today. 她今天休息.
The manager gave the staff the day off. 经理放员工一天假.
I´ve got three days off next week. 下星期我有三天假.
7 reduced in price; cheaper 减价; 削价; 折扣
All shirts have 10% off. 衬衫一律九折.
Shoes are on sale with ￡5 off. 各类鞋减价5英镑出售.
buy a calendar at 50% off 以半价买一日历.
8 (in the theatre) behind or at the sides of the stage; not on the stage （剧院中）在台後或台侧, 不在台上
noises/voices off 幕後发出嘈杂声[人声].
9 (idm 习语) be off for sth (infml 口) have supplies of sth 有需要的某物
How are you off for cash? ie How much have you got? 你有多少现款? Cf 参看 well off (well3), badly off (bad1). ,off and `on/,on and `off from time to time; now and again 断断续续地; 不时
It rained on and off all day. 整天断断续续地下著雨. off, n [sing]
1 the off start of a race 起跑
They´re ready for the off. 他们已准备好起跑.
2 the off (in cricket) that half of the field towards which a batsman is facing when waiting to receive a ball （板球）击球员面对著的半边场地
play the ball to the off 击球员把球击到他面对著的半边场地
[attrib 作定语]
the off stump, ie the stump on this side 三柱门中在此场地的一柱. Cf 参看 leg.
off prep (For special uses with many vs, eg get off sth, take (sth) off sth, see the v entries. 可与许多动词连用, 如get off sth、 take (sth) off sth, 其释义见各动词词条. )
1 down or away from (a position on sth) 从（某物的位置）上落下或离开
fall off a ladder, tree, horse, wall 从梯子上、 树上、 马上、 墙上跌下
The rain ran off the roof. 雨水自屋顶流下.
The ball rolled off the table. 球自桌上滚落.
Keep off the grass. 勿践踏草地.
Cut another slice off the loaf. 再切下一片面包.
Take a packet off the shelf. 从架子上取下一包.
They were only 100 metres off the summit when the accident happened. 事故发生时他们离峰顶只有100米远.
(fig 比喻) We´re getting right off the subject. 我们正在偏离主题.
Scientists are still a long way off (finding) a cure. 科学家还远未找到解决办法.
2 (esp of a road or street) accessible from (sth) （尤指道路）可由（某处）进入的
a narrow lane off the main road 可由公路进入的乡间小路
another bathroom off the main bedroom 可从大卧室进入的另一浴室.
3 at some distance from (sth) 距（某处）某距离
a big house off the high street 离大街不远的一所大房子
an island off the coast of Cornwall 康沃尔海岸附近的一个岛
The ship sank off Cape Horn. 轮船在合恩角外沉没了.
4 (infml 口) not wishing or needing to take (sth) 不想用, 不需要（某事物）
I was off (ie did not enjoy eating) my food for a week. 我已经有一个星期不想吃东西了.
He´s finally off (ie is no longer addicted to) drugs. 他终於戒了毒了.
off