1·Brown bears are omnivorous, eating anything that they can get their paws on.
棕熊是杂食动物，抓到什么吃什么。
—— 《柯林斯英汉双解大词典》
2·There are black bears and brown bears.
有黑熊，还有棕色的熊。
3·Like brown bears and polar bears, sloth bears may have evolved in an environment with few trees.
和棕熊和北极熊一样，树懒熊可能是在树木稀少的环境中进化而来的。
4·Black bear cubs use trees for defense, whereas brown bears and polar bears, which regularly inhabit treeless environments, rely on aggression to protect their cubs.
黑熊幼崽用树来防御，而经常生活在没有树的环境中的棕熊和北极熊则依靠攻击性来保护它们的幼崽。
5·They're really brown bears with dyed fur.
它们只是皮毛被染过色的棕熊啦。
6·Brown bears eat everything from caribou to berries.
棕熊则食用大到驯鹿小至浆果的所有食物。
7·You can see brown bears in the Taipei City Zoo.
在台北市立动物园，你可以看到棕熊。
8·Cons: Predators include brown bears, wolves, lynx and weasels.
提醒：掠食者包括棕熊、狼、猞猁和鼬。
9·In our zoo there are also brown bears, black bears and white bears.
我们的动物园里还有棕熊、黑熊和白熊。
10·Polar bears evolved rapidly from brown bears within the last million years.
北极熊在过去的100万年来，迅速从棕熊进化而来。