气色的英文：
complexion

Not pale or anemic;florid or ruddy.
血气旺盛的不苍白或非贫血的；红润的或气色好的。

Atmospheric colo(u)r
大气色

Already he had lost that ruddy bulk which had been added during the days of his prosperity
他早已丧失了他得意时候所得来的红润的气色。

You invariably leave your health club a darned sight less healthy than when you went in.
人们离开健身俱乐部的时候，气色看上去总是比刚进去时要糟糕。

"Now when you see grandma, smile and tell her how nice she looks."
"好吧，你见到奶奶时要微笑，并告诉她她气色有多好。

He beamed welcome at the distinguished visitors and complimented them on their good looks
他满面春风地向贵客们表示欢迎，并恭维他们气色好。

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。