脸色的英文：
complexion
look

参考例句：

He had a glum face.
他脸色阴郁。

The look she gave Anna was guilty and contrite
她给安娜的脸色是内疚和愧悔的。

Having a sickly or unhealthy pallor indicative of nausea or jealousy, for example.
脸色难看的脸色呈病态或不健康的苍白色，可能由恶心或妒忌引起

His face was like yellow wax, his eyes darkened, as it were sightless
他的脸色蜡黄，眼睛变得阴暗，茫然无神。

His face was the color of a freshly baked pork pie and as noncommittal(Thomas Pynchon)
他的脸色象刚刚烤过的猪肉饼，而且表情暖昧(托马斯·平琼)

Mrs. Tremaine grew more and more worried at his pallid face and stertorous breathing
屈里曼太太看他那苍白的脸色和急促的喘气，倒越来越担心。

Look shaky
脸色不好

He became purple with rage.
他气得脸色发紫。

What a sour face she has!
她的脸色多难看!

He was white with fury.
他气得脸色发白。

complexion是什么意思：
n. 面色，肤色；情况，局面

This great victory changed the complexion of the war.
这次大捷使整个战局为之改观。

I choose you because you have such a darling complexion.
我之所以挑选你，是因为你的长相讨人喜欢。

Why did he have such an unwholesome complexion?
他为什么有这么不健康的面色。

Standing at the curB was a dark-complexioned young man.
站在路边的是一个肤色黑黑的年轻人。

She attributed her flawless complexion to the moisturiser she used.
她将自己无瑕的肌肤归功于所使用的保湿霜。

look是什么意思：
v. 看，瞧，看起来，寻找
n. 看，查看，外表，容貌
int. 喂，听我说

Look at this gadget.
看看这个小玩艺儿。

Look at that millepede.
看那只千足虫。

While it looks like a truth, it looks like a dream.
它看起来是那么真实，又是那么虚幻。

The pinched look of a hungry person.
面如菜色。

She looks pretty in oak.
她穿橡木色衣服看上去很漂亮。