开颜

tā kāi yán yī xiào

他开颜一笑。

He bloomed.

yī fú shū fǎ néng shǐ bái bì shēng huī bīn péng kāi yán

一幅书法能使白壁生辉、宾朋开颜。

A calligraphic work can bring vitality to a white wall, pleasing to guests and friends.