湖泊的單詞怎么寫

　　Some lakes are still dirty.

　　一些湖泊依然很臟。

　　Thousands of lakes have dried up.

　　數(shù)千個(gè)湖泊已經(jīng)干涸。

　　I have been to many famous lakes.

　　我去過很多著名的湖泊。