screen /ˈskrɪn/ 及物動詞
螢幕 屏幕 篩選
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.
Screen 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.
n 1: a white or silvered surface where pictures can be projected
for viewing [syn: silver screen, projection screen]
2: something that keeps things out or hinders sight; "they had
just moved in and had not put up blinds yet" [syn: blind]
3: display on the surface of the large end of a cathode-ray
tube on which is electronically created [syn: CRT screen]
4: a covering that serves to conceal or shelter something;
"they crouched behind the screen"; "under cover of
darkness" [syn: cover, covert, concealment]
5: protective covering consisting of a metallic netting mounted
in a frame and covering windows or doors (especially for
protection against insects)
6: a strainer for separating lumps from powdered material or
grading particles [syn: sieve]
7: a door that is a screen to keep insects from entering a
building through the open door; "he heard the screen slam
as she left" [syn: screen door]
8: partition consisting of a decorative frame or panel that
serves to divide a space
v 1: test or examine for the presence of disease or infection;
"screen the blood for the HIV virus" [syn: test]
2: examine methodically; "screen the suitcases"
3: examine in order to test suitability; "screen these
samples"; "screen the job applicants" [syn: screen out,
4: project onto a screen for viewing; "screen a film"
5: prevent from entering; "block out the strong sunlight" [syn:
6: separate with a riddle, as grain from chaff [syn: riddle]
7: protect, hide, or conceal from danger or harm [syn: shield]