A grizzly bear escapes the heat and bugs in the cool waters of a lake.

一只灰熊为了逃离暑热量和蚊虫来到了凉爽的一个湖里。

There a grizzly bear found the little girl when he was out hunting food for his family.

他把她带回了家，小女孩就和家庭里的小熊一起被他的妻子养大。

The first day of the experiment, we got out to our plot and a grizzly bear and her cub chased us off.

实验的第一天，我们来到了实验地点，突然一头灰熊和她的熊宝宝出现，把我们赶跑了。

But Dick is just whistling in the dark -- the football player is as big as a grizzly bear and twice as mean.

但是，迪克只不过是给自己壮胆而已。 那个足球运动员个子大得像一只大灰熊，而且比大灰熊要厉害得多。

What else can we tell about it from its bones? Its weight was more than 700 kilos, twice that of a grizzly bear today.

从这些骨头中我们还能了解到什么呢？它的重量超过700公斤，是今天灰熊的两倍。

The best analogy I've heard so far was to compare the dog in defense drive to a solitary wolf being confronted by a grizzly bear (I believe this analogy was written by Donn Yarnell).

目前我听过的一个可以类似于此的最佳例子是：将一条防御中的犬比拟于一只正与灰熊正面对抗的孤狼（我相信这个类比是唐·雅耐尔写的）。