She has two big eyes, a high nose and a small red mouth.

她有一双大大的眼睛，一个高高的鼻子和一个小小的红色的嘴巴。

youdao

She has two big eyes, a high nose and a little red mouth.

她有两只大大的眼睛，一个高高的鼻子和一张小小的红唇。

youdao

I have to say that I drew the line at getting a capsaicin molecule tattoo. And I did not buy the T-shirt with the flaming red mouth and the legend “Pain Is Good.”

但是，我必须声明一点，我对辣椒的痴迷是有节制的，我也不会去买那些绘着烈焰红唇标着“痛苦即享受”字眼的怪异T恤。

youdao

He would shake out into his palm a handful of pills from a bottle, open his wide red mouth, and fail to swallow them.

ECONOMIST: Bip

To tour the Orbit, visitors gather under its base, a red fibreglass canopy that resembles the mouth of a gigantic red trombone.

BBC: Orbiting views of Olympic London

Red chutney scorches the mouth with garlic and chili powder (and maybe a touch of tamarind), while the green stuff tingles the lips with green chilis, cilantro and mint.

WSJ: Indian Snacks That Pack a Punch