不相上下

tā liǎ nián líng bù xiāng shàng xià

他俩年龄不相上下。

They are roughly of the same age.

tā liǎ lì qi bù xiāng shàng xià

他俩力气不相上下。

They are of about the same strength.

wǒ de jīng jì qíng kuàng hé tā bù xiāng shàng xià

我的经济情况和他不相上下。

My financial situation is roughly similar to his.

chéng jì bù xiāng shàng xià

成绩不相上下。

The results are close.

tā jué duì hé shì jiè jí de zú qiú yùn dòng yuán bù xiāng shàng xià

他绝对和世界级的足球运动员不相上下。

He's definitely right up there with all the world-class footballers.