他的脸上留着一把浓密的胡须。

Tā de liǎn shàng liúzhe yī bǎ nóngmì de húxū.

He has a thick beard on his face.

这位画家以胡须为标志。

Zhè wèi huàjiā yǐ húxū wèi biāozhì.

This painter is known for his beard.

他的胡须给他增添了几分成熟。

Tā de húxū gěi tā zēngtiānle jǐ fēn chéngshú.

His beard adds a touch of maturity to him.