You should make good use of every precious minute to study.

　　你應很好利用寶貴的每一分鐘去學習。

　　Pandas are precious creatures.

　　熊貓是珍貴的動物。

　　That old book is my most precious possession.

　　那本舊書是我最珍貴的財產。

　　He is a rather precious young man.

　　他是一個惺惺作態(tài)的年輕男子。

　　Precious few people can afford prices like that.

　　沒有什麼人出得起那個價錢。