Only+数量+left

only+数量+left 只剩多少件

sth is left=have sth left 剩下某物

Only 2 left, Order soon!

A couple of seats are left at back.

We don't have much time left.

in stock 有货

be sold out=be out of stock 无货

Please check if my size in stock.

sorry, your size is sold out.