1、庫存 inventory，庫存不足:in a short inventory 或者 the inventory is not enough for the supply。
2、舉個例子：這個產(chǎn)品的庫存不多了,您要想要的話得抓緊時間了?？梢赃@樣翻譯：Our inventory of this item is very low. You might consider confirming your order sooner and we will save this item for you.