| 释义 |
cage
I. \ˈkāj\ noun
(-s)
Etymology: Middle English, from Old French, from Latin cavea cavity, cage, from cavus hollow — more at cave
1. : a box or enclosure having some openwork (as of wires or bars) especially for confining or carrying birds or animals
2.
a. : a barred cell for confining prisoners
b. : a strongly fenced area for prisoners of war
3. : a framework serving as support
< the cage of a staircase >
< the steel cage of a skyscraper >
< the cage of a field gun >
4. : a small enclosing or sheltering structure designed (as by the use of openwork, glass, or windows) to admit air or light or to allow visibility or accessibility from outside
< bank teller's cage >
as
a. : the car of an elevator
b. : a chapel or chantry in a church formed by partitioning off a section with a screen of open tracery
5. : a drum on which the rope is wound in a hoisting whim
6. : an enclosing or containing screen or strainer: as
a. : a wirework strainer on an intake pipe
b. : a wire shield enclosing electrical apparatus
c. : a revolving drum of wire netting for shaking dust out of furs or cotton
7.
a. : a frame to limit the motion of a loose part (as of a ball valve)
b. : the frame for holding bearings in place around a shaft journal — see roller bearing illustration
8. : cadge
9.
a. : a movable screen placed behind home plate to stop baseballs during batting practice
b. : a goal structure consisting of goalposts or a goal frame with a net attached (as in ice hockey)
c. : a basketball basket
10. : a large building with unobstructed area for practicing outdoor sports and often adapted for indoor events — compare field house
II. transitive verb
(-ed/-ing/-s)
1. : to place in a cage : confine, shut in, keep in or as if in a cage : enclose in or with a strong structure to prevent escape
< cage circus animals >
< caged birds >
2. : to put (as a puck) into a cage and score a goal
3. : to inactivate (a gyroscopic instrument) especially in an airplane (as by means of a control knob)
Synonyms: see enclose
III. noun
1. : a sheer one-piece dress that has no waistline, is often gathered at the neck, and is worn over a close-fitting underdress or slip
2. : an arrangement of atoms or molecules so bonded as to enclose a space in which another atom or ion (as of a metal) can reside |