Richard's self-satisfied grin vanishes. Mouth slightly open and a dumb and perplexed look on his face, he watches as Denise closes in.

理查德脸上得意的笑消失了，换上了一副微张着嘴，目瞪口呆的困惑样子，他望着丹妮丝朝着目标逼近。

youdao

mouth half-open, eyes slightly squinting.

嘴巴半开，稍微地斜眼看。

youdao

Eyes open wide, eyebrows slightly raised comers of the mouth are pointing downward.

眼睛睁大，眉毛微微扬起，嘴角向下。

youdao

The old man was heavy and gray-haired, with eyes narrowed and mouth slightly open, as if he were asthmatic, but he was smiling as well as he could.

NEWYORKER: Free Radicals