screen

screen
noun

a fixed or movable upright partition used to divide a room, give shelter from draughts, heat, or light, or to provide concealment or privacy
幕，屏，幔，帐
■a thing providing concealment or protection
屏障
his jeep was discreetly parked behind a screen of trees.
他的吉普车小心地停在树林后面以作掩护。
the article is using science as a screen for unexamined prejudice.
这篇文章利用科学来掩护未经审查的偏见。
■(Military)a detachment of troops or ships detailed to cover the movements of the main body
(军)掩护部队；护航舰队
■[often with modifier](Architecture)a partition of carved wood or stone separating the nave of a church from the chancel, choir, or sanctuary
(建筑)（教堂的）祭坛围屏；（教堂中把中殿与高坛、唱诗班隔开的）装饰性围屏。参见 rood screen
■a windscreen of a motor vehicle
（机动车的）挡风玻璃
a branch whipped across the screen and tore off one of the wipers.
树枝划过了挡风玻璃，刮断了一根挡风玻璃雨刷。
■a frame with fine wire netting used in a window or doorway to keep out mosquitoes and other flying insects
纱窗，纱门
■a part of an electrical or other instrument which protects it from or prevents it causing electromagnetic interference
屏蔽器
■(Electronics)(亦作 screen grid)a grid placed between the control grid and the anode of a valve to reduce the capacitance between these electrodes
(电子)帘栅极，屏栅极
the surface of a cathode ray tube or similar electronic device, especially that of a television, VDU, or monitor, on which images and data are displayed
阴极射线管等的表面；荧光屏
■a blank, typically white or silver surface on which a photographic image is projected
银幕
two historical swashbucklers are due to fill cinema screens this year.
今年将有两部描述传说中冒险家经历的武打影片上映。
■(the screen)films or television; the film industry
影视；电影业
she's a star of the track as well as the screen.
她既是电影明星，又是径赛明星。
■the data or images displayed on a computer screen
计算机屏幕显示的数据（或图像）
pressing the F1 key at any time will display a help screen.
随时按下F1键将显示帮助屏幕。
■(Photography)a flat piece of ground glass on which the image formed by a camera lens is focused
(摄)聚焦屏
(Printing)a transparent finely ruled plate or film used in half-tone reproduction
(印刷)网屏，网版
[in sing.]a system of checking a person or thing for the presence or absence of something, especially a disease
检查系统（尤指检测是否有病）
services offered by the centre include a health screen for people who have just joined the company.
中心提供的服务，包括为新来公司人员检查身体。
a large sieve or riddle, especially one for sorting substances such as grain or coal into different sizes
大筛子；滤网

verb
[with obj.]

conceal, protect, or shelter (someone or something) with a screen or something forming a screen
（用屏障）掩盖；保护；庇护
her hair swung across to screen her face.
她长发飘动遮住了脸。
a high hedge screened all of the front from passers-by.
高高的篱笆把正面全部挡住了，过路人什么也看不见。
■(screen something off)separate something from something else with or as if with a screen
（似乎）用屏障把事物隔开
an area had been screened off as a waiting room.
已经隔开一块地方做候诊室。
■protect (someone) from something dangerous or unpleasant
保护
in my country a man of my rank would be screened completely from any risk of attack.
在我国，我这样级别的人会被完全保护起来免受任何袭击。
■prevent from causing or protect from electromagnetic interference
防止（或免受）电磁干扰
ensure that your microphone leads are properly screened from hum pickup.
确保你的麦克风导线屏蔽嗡嗡声。
show (a film or video) or broadcast (a television programme)
放映（电影，录像）；播放（电视节目）
the show is to be screened by the BBC later this year.
演出（电影，展演）将在今年晚些时候在BBC播放。
test (a person or substance) for the presence or absence of a disease
检测（人、物质是否患有疾病）
outpatients were screened for cervical cancer.
检查门诊病人是否患有宫颈癌。
■check on or investigate (someone), typically to ascertain whether they are suitable for or can be trusted in a particular situation or job
测试；审查；考核（尤指要确定某人是否适合或可予信赖某种情况或工作）
all prospective presidential candidates would have to be screened by a pre-selection committee.
所有未来的总统候选人都必须经过选前委员会审查。
■evaluate or analyse (something) for its suitability for a particular purpose or application
分析；评估
only one per cent of rainforest plants have been screened for medical use.
只有百分之一的雨林植物进行了医疗用途分析评估。
■(screen someone/thing out)exclude someone or something after such evaluation or investigation
检查排除
only those refugees who are screened out are sent back to Vietnam.
只有那些被检查排除的难民被遣返回越南。
pass (a substance such as grain or coal) through a large sieve or screen, especially so as to sort it into different sizes
筛，筛选（谷物，煤）
(Printing)project (a photograph or other image) through a transparent ruled plate so as to be able to reproduce it as a half-tone
(印刷)加网印刷

派生
screenable
adjective
screener
noun
screenful
noun
语源

Middle English: shortening of Old Northern French escren, of Germanic origin

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