But more often, stock is a supply of something.

但更多的时候， stock 是指某物的供应。

He had carried a supply of medicine in case he got sick.

他出发时带了一些药品以防生病。

A reserve is a supply of something that you kept back until it's needed.

储备是指保留到需要时再使用的东西。

After they have got a supply of trees, the beavers begin their work of building.

有了木材, 海狸就开始筑窝了.

They are born with a supply of eggs that typically runs out when they reach middle age.

人到中年，她们就会耗尽出生时携带的卵子。

The otter and the dipper rely on ice-free streams and rivers for a supply of fresh food.

水獭和河乌都要依靠不结冰的溪流和河水为它们提供新鲜的食物。

China's economy also depends on a supply of cheap, young workers – and this supply is running out.

中国的经济主要依靠那些低收入的年轻人，而这些年轻人也不再年轻。一家小工厂的负责人杰里·莫表示。

Whatever the Franklins might have won, a supply of clothes for growing teenagers wasn't part of the haul.

不管富兰克林一家赢过什么大奖，反正里面没有青少年的衣服。

On his motorbike, he had put a suitcase, a supply of instant foods, water and a container of gasoline.

在他的摩托车上，他放了一个手提箱、一份速食、水和一个装汽油的容器。

Households now need a supply of bottled water to wash, use toilets, and prepare meals during late night hours.

现在每家深夜都需要瓶装水来洗刷、冲厕所和做饭。

I have quite a supply of this in my house.

我家里有很多这种东西。

It also means a supply of something, such as money, that someone has and can use when it is needed.

它也意味着某种东西的供应，如金钱，某人拥有并在需要时可以使用。

But Phoebe afforded her poor patient a supply of purer air.

但菲比为她可怜的病人提供了更纯净的空气。

Our job is to make sure that we have a supply of currency.

我们的工作是确保我们有足够的货币供应。

Well, he bought a supply of 1,000 units on 1688.com, the popular Chinese version of Alibaba.com.

好吧，他在 1688.com（受欢迎的中国版阿里巴巴网站）上购买了 1,000 件。

To tap into means to use some of a supply of money, energy, ideas, etc. Our new employee has a great energy.

Tap into的意思是利用充足的钱、精力、想法等等。我们的新职员精力充沛。

Women are not so lucky. They are born with a supply of eggs that typically runs out when they reach middle age.

女人可就没这么幸运了。人到中年，她们就会耗尽出生时携带的卵子。

Adults, too, need to recruit a supply of stored knowledge in order to situate and evaluate new information they encounter.

成年人也需要补充储存的知识，以便定位和评估他们遇到的新信息。

Naturally enough, the Canadian wanted to lay in a supply of honey, and it would have been ill-mannered of me to say no.

很自然，加拿大人要采取蜂蜜，留作食用，我如果反对，那就显得我不近人情。

Wherever he went, as America's president or before it, George Herbert Walker Bush usually carried a felt-tipped pen and a supply of notecards.

乔治·赫伯特·沃克·布什在成为总统后或在此之前，无论去哪儿，通常带着签字笔和便签。