Definition
这个成语字面意思是“露出牙齿，咧开嘴巴”，实际用来形容因极度疼痛、难受或愤怒而扭曲的面部表情，有时也指凶狠地露出牙齿（像动物示威）。它既可以描写真实的生理反应，也可以用作夸张的修辞。注意它不用于普通微笑，而带有负面情绪或生理痛苦。
v
to grimace in pain or discomfortto bare one's teeth (in anger or aggression)
Examples
- ，龇牙咧嘴。Tā bù xiǎoxīn cǎi dào dīngzi, téng de zī yá liě zuǐ.He accidentally stepped on a nail and was grimacing in pain.
- 龇牙咧嘴，。Nà zhī yě gǒu duì zhe wǒ zī yá liě zuǐ, xià de wǒ dòng dōu bù gǎn dòng.That stray dog bared its fangs at me, scaring me so much I didn't dare move.
- ，，龇牙咧嘴。Tā shuāi le yì jiāo, suīrán méi shòu zhòngshāng, dàn háishì téng de zī yá liě zuǐ.He fell and though he wasn't seriously injured, he was still grimacing from the pain.
Browse more HSK 7-9 words or search the full 43,000-word dictionary.