She had a small mouth and round pink cheeks.

她的嘴小小的，圆脸蛋红红的。

《牛津词典》

She has big eyes and a small mouth.

她有一双大眼睛和一个小嘴巴。

youdao

She has big eyes, a small mouth and a round face.

她有大的眼睛，一张小的嘴和一个圆的脸。

youdao

She had a crude face with small eyes and a large, downturned mouth, but she did not look unkind.

NEWYORKER: Election, Monitored

But Newt's ego, running alongside his mouth, could light up a small town for weeks.

BBC: Newt Gingrich and his campaign legacy

Khan emerged for the fifth, mouth hanging a little open and with a small swelling under the right eye - and he was noticeably a little slower throughout the round.

BBC: Khan stops Kristjansen in seven