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clearance

US [ˈklɪrəns]
UK [ˈklɪərəns]
  • n.间隙;清除;净空;清理
  • Web间距;清除率;电气间隙
Plural Form:clearances  
Clearance
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n.
1.
[c][u]
清除;排除;清理the removal of things that are not wanted
forest clearances
伐空的林地
slum clearance(= the removal of houses that are in very bad condition in an area of a town)
拆除贫民窟
a clearance sale(= in a shop/store, when goods are sold cheaply to get rid of them quickly)
清仓大甩卖
2.
[u][c]
净空;间距;间隙the amount of space or distance that is needed between two objects so that they do not touch each other
There is not much clearance for vehicles passing under this bridge.
车辆在这座桥下通过时没有多少余隙。
a clearance of one metre
一米的间距
3.
[u][c]
(录用或准许接触机密以前的)审查许可,审核批准official permission that is given to sb before they can work somewhere, have particular information, or do sth they want to do
I'm waiting for clearance from headquarters.
我在等待总部的录用审查许可。
All employees at the submarine base require security clearance.
所有潜水艇基地的雇员必须得到安全部门的审查许可方可录用。
4.
[u]
(人、交通工具进出机场或出入境的)许可,准许official permission for a person or vehicle to enter or leave an airport or a country
The pilot was waiting for clearance for take-off.
飞行员在等待起飞的许可。
5.
[u][c]
(支票的)兑现the process of a cheque being paid by a bank
6.
[c]
(足球及其他一些体育运动中的)解围aclearance in football ( soccer ) and some other sports is when a player kicks or hits the ball away from the goal of his or her own team

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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