He wore out two pairs of shoes last year.

去年他穿坏了两双鞋。

He bought two pairs of shoes.

他买了两双鞋。

Can you find two pairs of trainers?

你能找到两双运动鞋么？

I have two pairs of pajamas.

我有两套睡衣裤。

I have two pairs of swimming trunks.

我有两条游泳裤。