red

名词 red:

1. red color or pigment; the chromatic color resembling the hue of blood
   同义词：redness
2. a tributary of the Mississippi River that flows eastward from Texas along the southern boundary of Oklahoma and through Louisiana
   同义词：Red River
3. emotionally charged terms used to refer to extreme radicals or revolutionaries
   同义词：Bolshevik, Marxist, bolshie, bolshy
4. the amount by which the cost of a business exceeds its revenue
   同义词：loss, red ink

形容词 red:

1. of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies
   同义词：reddish, ruddy, blood-red, carmine, cerise, cherry, cherry-red, crimson, ruby, ruby-red, scarlet
2. characterized by violence or bloodshed- Hudson Strode
   同义词：crimson, violent
3. (especially of the face) reddened or suffused with or as if with blood from emotion or exertion
   同义词：crimson, reddened, red-faced, flushed
4. red with or characterized by blood- P.B.Sears

1. The sky slowly changed from blue to red.
   天空慢慢由蓝色变为红色。
2. I received a bunch of red roses on my birthday.
   生日那天，我收到一束红玫瑰。

red

n.（名词）

Color The hue of the long-wave end of the visible spectrum, evoked in the human observer by radiant energy with wavelengths of approximately '30 to 750 nanometers; any of a group of colors that may vary in lightness and saturation and whose hue resembles that of blood; one of the additive or light primaries; one of the psychological primary hues.
【色彩】 红色：以通过发光的能量来激发观察者的可见光谱中长波末端的颜色，波长大约为'30到750毫微米；亮度和饱和度虽有不同、但都类似血液的任意一组颜色；附加的或明亮的原色之一；心理原色之一
A pigment or dye having a red hue.
红颜色，红染料
Something that has a red hue.
红色物体

Often Red A Communist.
常作 Red 共产主义者
A revolutionary activist.
革命活动者
adj.（形容词）
red.der,red.dest
Color Having a color resembling that of blood.
【色彩】 红色的：有象血似的颜色的
Reddish in color or having parts that are reddish in color:
红的：整体或部分是红颜色的：
例句：
a red dog; a red oak.
一条红色的狗；一棵红橡树

Having a reddish or coppery skin color.
红肤色的：有红棕色或古铜色肤色的
Often Red Offensive Of or being a Native American.
常作 Red 【无礼用语】 美洲印地安人：属于或作为土生美洲人的
Having a ruddy or flushed complexion:
脸红的：脸色红润或羞红的：
例句：
red with embarrassment.
尴尬得满脸通红

Often Red Communist.
常作 Red 共产主义的

<习惯用语>in the red
Operating at a loss; in debt.
赔本经营的；负债的
来源：
Middle English
中古英语
from Old English rôad * see reudh-
源自 古英语 rôad *参见 reudh-

【引伸】
red.ly
adv.（副词）
red.ness
n.（名词）