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
You can make head against their ill look.
你可以不管他们难看的脸色而一意孤行。
His look became stormy.
他的脸色突然变难看了。
His face was covered in ugly red blotches.
他脸上有许多难看的红色大斑点.
His face was drawn, and there were shadows under his eyes.
他的脸色难看，眼睛周围起了黑黑的一圈。
Mrs. Packletide's face settled on an unbecoming shade of greenish white.
帕克尔泰德太太的脸色变得白里透青，难看极了。
It has a very ugly face.
它有一张难看的脸。
disfigure one's face by a deep cut
深深的伤痕使脸很难看
When he heard the news, his face took on a ghastly expression.
他听到这个消息, 脸色变得很难看。
You look ghastly; are you all right?
你脸色很难看, 是不舒服了吗?
His face turned an unnatural shade of purple.
他气得脸色发紫, 十分难看.
Natalie's face grew longer and grimmer as Berel talked.
班瑞尔说着的时候，娜塔丽的脸色越来越沮丧，越来越难看。
He was a blond, spiritless man, anaemic, and faintly handsome.
他是个头发金黄、没精打采的人，脸上没有血色，样子还不难看。
When she had said good-night to him he had been so pale, in such despair.
他和她分手的时候脸色是那么难看，那么垂头丧气。
When the photo had been whole you could see enjoyment over Neil's face, whilst my saddle-sore pain could not help but show through.
照片完整时你会看到尼尔脸上的快乐神色，而我脸上则是难以掩饰的坐疼了屁股的表情。
Tu Hsueh-shih immediately scowled and turned angrily on Tu Hsin-to. "Perhaps you'll explain your theory yourself, then?"
杜学诗的脸色立刻变得非常难看了。 他转脸对新箨盛气说：“那么请你自己来说罢
He came to her, his black face as forlorn as a lost and masterless hound.
他走进来时那张黑脸像丧家的狗的脸一样难看。
Look at the weather when you step out;look at man's faces when you step in.
出门看天色进门看脸色