脸色 + 苍白
The adjective 苍白 (cāngbái) means "pale," "ashen," or "pallid." It describes a lack of color in someone's face, often due to illness, fear, or shock. For example, 脸色苍白 means "a pale complexion."
他听到那个消息后,脸色一下子变得苍白。
Tā tīng dào nàge xiāoxī hòu, liǎnsè yíxiàzi biàn de cāngbái.
After hearing the news, his face turned pale all at once.
她病了好几天,脸色看起来很苍白。
Tā bìng le hǎo jǐ tiān, liǎnsè kàn qǐlái hěn cāngbái.
She had been sick for several days, and her complexion looked very pale.
灯光下他的嘴唇显得苍白无力。
Dēngguāng xià tā de zuǐchún xiǎn de cāngbái wúlì.
Under the light, his lips looked pale and weak.