1 sentence for 臉 (liǎn — facial expression)

1. 当她听到这个坏消息时，她气得沉下脸来。

   dāng tā tīng dào zhè​ge huài xiāo​xi shí, tā qì de chén xia liǎn lái.

   Her face darkened with anger when she heard the bad news.

   Source: UM-Corpus: Education