With the percentage of people over age 65 expected to nearly double by 2050, it's important to weigh the health benefits of screening against the risks and costs of routine testing.
出自-2012年12月閱讀原文
In many cases, screening can lead to surgeries to remove cancer, while the cancers themselves may be slow-growing and may not pose serious health problems in patients' remaining years
出自-2012年12月閱讀原文
But the message that everyone must screen for cancer has become so deep-rooted that when health care experts recommended that women under 50 and over 74 stop screening for breast cancer, it caused a riotous reaction among doctors, patients and advocacy groups.
出自-2012年12月閱讀原文
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N-COUNT
(電視、電腦的)屏幕;(電影的)銀幕
A screen is a flat vertical surface on which pictures or words are shown. Television sets and computers have screens, and films are shown on a screen in cinemas.
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N-SING
(總稱)電影，電視
You can refer to film or television as the screen .
例句
Many viewers have strong opinions about violence on the screen...
許多觀眾對銀幕暴力心存反感。
She was the ideal American teenager, both on and off screen.
無論是在熒幕上還是在生活中，她都是人們心目中完美的美國青少年。
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VERB
放映(電影);播放(電視節目)
When a film or a television programme is screened, it is shown in the cinema or broadcast on television.
例句
The series is likely to be screened in January...
這個系列劇可能在 1 月份播放。
TV firms were later banned from screening any pictures of the demo.
后來各電視臺被禁止播放任何有關這次游行的畫面。
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N-COUNT
屏風;隔板
A screen is a vertical panel which can be moved around. It is used to keep cold air away from part of a room, or to create a smaller area within a room.
例句
They put a screen in front of me so I couldn't see what was going on.
他們在我面前豎了一面屏風，所以我看不到發生了什么事情。
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VERB
遮擋;遮蔽
If something is screened by another thing, it is behind it and hidden by it.
例句
Most of the road behind the hotel was screened by a block of flats.
賓館后面的那條路大部分被一片公寓樓遮住了。
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VERB
檢查，篩查(以確定是否患病)
To screen for a disease means to examine people to make sure that they do not have it.
例句
...a quick saliva test that would screen for people at risk of tooth decay.
能快速核查是否長蛀牙的唾液檢驗
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VERB
篩選，甄別(看是否可靠)
When an organization screens people who apply to join it, it investigates them to make sure that they are not likely to cause problems.
例句
They will screen all their candidates.
他們會對所有求職者進行篩選。
...screening procedures for the regiment.
參軍的篩選程序
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VERB
對(人、行李)進行安全檢查
To screen people or luggage means to check them using special equipment to make sure they are not carrying a weapon or a bomb.
例句
The airline had been screening baggage on X-ray machines.
該航空公司已采用X光機對行李進行安全檢查。
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VERB
轉接，甄別(來電以決定是否接聽)
If you screen your telephone calls, calls made to you are connected to an answering machine or are answered by someone else, so that you can choose whether or not to speak to the people phoning you.
例句
I employ a secretary to screen my calls.
我雇用了一名秘書轉接打給我的電話。