a. 漂白(的)

[计] 漂白脱色

[化] 漂白

Bleach \Bleach\, v. t. [imp. & p. p. {Bleached}; p. pr. & vb. n.
{Bleaching}.] [OE. blakien, blechen, v. t. & v. i., AS.
bl[=a]cian, bl?can, to grow pale; akin to Icel. bleikja, Sw.
bleka, Dan. blege, D. bleeken, G. bleichen, AS. bl[=a]c pale.
See {Bleak}, a.]
To make white, or whiter; to remove the color, or stains,
from; to blanch; to whiten.

The destruction of the coloring matters attached to the
bodies to be bleached is effected either by the action
of the air and light, of chlorine, or of sulphurous
acid. --Ure.

Immortal liberty, whose look sublime
Hath bleached the tyrant's cheek in every varying
clime. --Smollett.


Bleaching \Bleach"ing\, n.
The act or process of whitening, by removing color or stains;
esp. the process of whitening fabrics by chemical agents.
--Ure.

{Bleaching powder}, a powder for bleaching, consisting of
chloride of lime, or some other chemical or chemicals.