Subject + 挺 + Adjective + 的
挺 (tǐng) means "quite" or "rather" and is placed before an adjective to indicate a moderate-to-high degree. It is informal and very common in spoken Chinese, giving a casual and natural tone. It is similar to 很 (hěn) but sounds more colloquial and conversational.
这家餐厅的菜挺好吃的。
Zhè jiā cāntīng de cài tǐng hǎochī de.
The food at this restaurant is quite delicious.
她今天穿的那件裙子挺好看的。
Tā jīntiān chuān de nà jiàn qúnzi tǐng hǎokàn de.
The dress she wore today is quite pretty.
你弟弟挺聪明的,一学就会。
Nǐ dìdi tǐng cōngmíng de, yī xué jiù huì.
Your younger brother is quite smart; he picks things up right away.