Where is the fitting room?

试衣间在哪儿？

May I try on this sweater?

我可以试穿这件毛衣吗？

Where is the mirror?

镜子在哪儿？

Are three items allowed in the dressing room at a time?

我在试衣间一次可以试3件衣服吗？

It's too narrow across the shoulders.

肩膀处太窄了。

This one is a bit longer in the sleeves.

这件衣服的柚子有点长。

It's a little tight for me.

有点紧。

It fits me well.

这件衣服很适合我。

I need to try on the shoes before I buy them.

我要先试试鞋再买。