长江比黄河更长。

Chángjiāng bǐ Huánghé gèng cháng.

The Yangtze River is longer than the Yellow River.

长江是中国第一长河。

Chángjiāng shì Zhōngguó dì yī chánghé.

The Yangtze River is the longest river in China.

长江是亚洲第一长河。

Chángjiāng shì Yàzhōu dì yī chánghé.

The Yangtze River is the longest river in Asia.