Adjective + 的 + 样子
The noun 样子 (yàngzi) means "appearance," "look," or "manner" and describes how someone or something appears. It is often preceded by a descriptive phrase with 的, as in 得意的样子 (a smug manner).
你今天怎么一副累的样子?
nǐ jīntiān zěnme yī fù lèi de yàngzi?
Why do you look so tired today?
他高兴的样子让大家都笑了。
tā gāoxìng de yàngzi ràng dàjiā dōu xiào le.
His happy expression made everyone laugh.
这件衣服看起来很好看的样子。
zhè jiàn yīfu kàn qǐlái hěn hǎokàn de yàngzi.
This outfit looks like it would be really nice.