n. 幕, 银幕, 屏风, 掩蔽物, 屏蔽, 筛子

vt. 掩蔽, 放映, 拍摄, 掩护, 筛, 甄别

vi. 拍电影

[计] 筛选; 屏幕

[化] 筛网; 网板

[医] 筛, 滤网, 屏[幕]

Screen \Screen\ (skr[=e]n), n. [OE. scren, OF. escrein, escran,
F. ['e]cran, of uncertain origin; cf. G. schirm a screen,
OHG. scirm, scerm a protection, shield, or G. schragen a
trestle, a stack of wood, or G. schranne a railing.]
1. Anything that separates or cuts off inconvenience, injury,
or danger; that which shelters or conceals from view; a
shield or protection; as, a fire screen.

Your leavy screens throw down. --Shak.

Some ambitious men seem as screens to princes in
matters of danger and envy. --Bacon.

2. (Arch.) A dwarf wall or partition carried up to a certain
height for separation and protection, as in a church, to
separate the aisle from the choir, or the like.

3. A surface, as that afforded by a curtain, sheet, wall,
etc., upon which an image, as a picture, is thrown by a
magic lantern, solar microscope, etc.

4. A long, coarse riddle or sieve, sometimes a revolving
perforated cylinder, used to separate the coarser from the
finer parts, as of coal, sand, gravel, and the like.

5. (Cricket) An erection of white canvas or wood placed on
the boundary opposite a batsman to enable him to see ball
better.
[Webster 1913 Suppl.]

6. a netting, usu. of metal, contained in a frame, used
mostly in windows or doors to allow in fresh air while
excluding insects.

{Screen door}, a door of which half or more is composed of a
screen.

{Screen window}, a screen inside a frame, fitted for
insertion into a window frame.
[PJC]

7. The surface of an electronic device, as a television set
or computer monitor, on which a visible image is formed.
The screen is frequently the surface of a cathode-ray tube
containing phosphors excited by the electron beam, but
other methods for causing an image to appear on the screen
are also used, as in flat-panel displays.
[PJC]

8. The motion-picture industry; motion pictures. ``A star of
stage and screen.''
[PJC]


Screen \Screen\ (skr[=e]n), v. t. [imp. & p. p. {Screened}; p.
pr. & vb. n. {Screening}.]
1. To provide with a shelter or means of concealment; to
separate or cut off from inconvenience, injury, or danger;
to shelter; to protect; to protect by hiding; to conceal;
as, fruits screened from cold winds by a forest or hill.

They were encouraged and screened by some who were
in high commands. --Macaulay.

2. To pass, as coal, gravel, ashes, etc., through a screen in
order to separate the coarse from the fine, or the
worthless from the valuable; to sift.

3. to examine a group of objects methodically, to separate
them into groups or to select one or more for some
purpose. As:
(a) To inspect the qualifications of candidates for a job,
to select one or more to be hired.
(b) (Biochem., Med.) to test a large number of samples, in
order to find those having specific desirable
properties; as, to screen plant extracts for
anticancer agents.
[PJC]