n.[C]

1. 屏；幕；帘；帐；隔板
   He hid behind the screen and overheard their conversation.

   他躲在帘子后面，偷听到他们的谈话。

2. 纱窗，纱门
   We have screens on our windows to keep out the flies.

   我们窗户上有纱窗以挡苍蝇。

3. 掩蔽物，遮挡物
   A screen of trees hides the villas from the beach.

   这些别墅有树木遮掩，从海滩上是看不见的。

4. 掩护；包庇
   His job as a diplomat was just a screen for his life as a spy.

   他做外交官的工作只不过是间谍生涯的一种掩护。

5. 银幕；（电视的）荧光屏
   The novel was adapted for the screen.

   这本小说被改编成电影。

   An unidentified flying object appeared on the radar screen.

   一个不明飞行物出现在雷达荧屏上。

6. 电影；电影界[the S]
7. （粗眼）筛子；过滤器

vt.

1. 掩蔽；遮护；包庇[（+from）]
   The tall grass screened the enemy's movements.

   草丛隐蔽了敌人的活动。

2. 放映（电影等）[H]
   This film is being screened at main cinemas in town.

   这部电影正在城里各大影院放映。

3. （用电视摄影）拍摄
4. 把（故事等）改编成电影剧本
5. 给……装帘（或纱窗等）
   Windows were screened to keep out mosquitoes.

   窗户上装了纱窗以防蚊子。

6. 筛（煤等）
7. 甄别；审查；选拔[H]
   The Secret Service screened hundreds of students to select its agents.

   特工机关仔细审查了数百名学生以选择特工人员。

vi.

1. （适合于）上银幕
   That play screens well.

   那部戏适于拍电影。

n.

1. an upright partition used to divide a room, give shelter, or provide concealment.
   ▸a windscreen of a motor vehicle.
   ▸a frame with fine wire netting used to keep out flying insects.
2. 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.
   ▸a blank surface on which a photographic image is projected.
   ▸ (the screen) films or television.
   ▸Photography  a flat piece of ground glass on which the image formed by a camera lens is focused.
3. Printing  a transparent finely ruled plate or film used in half-tone reproduction.
4. a system or act of screening for the presence or absence of something.
5. a large sieve or riddle.
6. Military  a detachment of troops or ships detailed to cover the movements of the main body.
7. a part of an electrical or other instrument which protects it from or prevents it causing electromagnetic interference.
   ▸ (also screen grid) Electronics  a grid placed between the control grid and the anode of a valve to reduce the capacitance between these electrodes.

v.

1. conceal, protect, or shelter with a screen.
   ▸protect from something dangerous or unpleasant.
2. show (a film or video) or broadcast (a television programme).
3. test for the presence or absence of a disease.
   ▸investigate (someone), typically to ascertain suitability for a job.
4. pass (a substance such as grain or coal) through a large sieve or riddle, especially so as to sort it into different sizes.
5. Printing  project (a photograph or other image) through a screen so as to reproduce it as a half-tone.