Adjective + 的 + 神情
The noun 神情 (shénqíng) means 'facial expression' or 'look on one's face,' describing the outward appearance that reflects someone's inner emotional state. It combines 神 (spirit) and 情 (emotion/feeling). It is often modified by adjectives to describe a particular kind of expression, such as 不自然的神情 (an unnatural expression).
她脸上露出了惊讶的神情。
tā liǎn shàng lùchū le jīngyà de shénqíng.
A look of surprise appeared on her face.
从他的神情来看,事情似乎不太顺利。
cóng tā de shénqíng lái kàn, shìqíng sìhū bù tài shùnlì.
Judging from his expression, things don't seem to be going well.
老师严肃的神情让教室里安静了下来。
lǎoshī yánsù de shénqíng ràng jiàoshì lǐ ānjìng le xiàlái.
The teacher's serious expression made the classroom fall silent.