source

Your local library will be a useful source of information.

你们当地的图书馆就是很好的资料来源。

I had several children and books were our main source of entertainment.

我有几个孩子，书是我们的主要娱乐来源。

So if something happens to their food source, they have a way of not starving to death until they find more algae to eat.

所以如果它们的食物来源发生了变化，它们就有办法在找到更多的藻类食物之前不被饿死。

This gave me a clue as to the source of the problem.

这给了我一个关于问题根源的线索。

Their ability to feed themselves has been an important source of relative stability both within the countries and on world food markets.

他们自给自足的能力一直是国家内部和世界粮食市场相对稳定的一个重要原因。

If the time for heel-dragging has been shortened, the true source of the anxiety and panic remains what it has always been.

即使犹豫不决的时间被缩短，焦虑和恐慌的真正根源仍未发生改变。

Government sources are now openly speculating about a possible successor for Dr. Lawrence.

各官方消息源现在正公开地推测继劳伦斯博士之任的可能人选。

Witnesses said people were looking on in horror as the child's mother, identified by sources as Maria Zamara, stood frozen in shock.

目击者说，人们惊恐地看着孩子的母亲（有消息来源称，这个母亲名叫玛丽亚·扎马拉），她被吓得定在原地。

From other sources, we also know teenage crime, drug abuse and premarital sex are in general decline.

从其他资料来源中，我们还知道青少年犯罪、吸毒和婚前性行为在普遍减少。

The source of the Blue Nile River is in the Ethiopian plateau.

青尼罗河的源头在埃塞俄比亚高原。

One problem with these sources is that the deep water also has a higher level of salt than shallower aquifers.

这些水源的一个问题是，深水区的含盐量也比浅水层的含盐量高。