Sea turtles, polar bears and giant pandas are just some of the thousands of animals in this world that are at risk of extinction.

海龟、北极熊和大熊猫只是世界上成千上万濒临灭绝的动物中的一部分。

youdao

Finally, we have evolved in a world of lions and tigers and bears; of plants and birds and rocks and things.

最后，我们在一个充满狮子、老虎、熊、植物、鸟类、岩石和琐事的世界中演化。

youdao

The country has one of the world "s highest birth rates; the average Yemeni woman bears seven children."

国家的出生率是世界最高的。平均每个也门妇女有七个孩子。

youdao

The IUCN says that there are around 25, 000 polar bears in the world and their numbers are declining.

FORBES: Russian Police Kill Three Polar Bears Following Deadly Attack

Today's world bears not the faintest resemblance to that of the Cold War.

CENTERFORSECURITYPOLICY: Center For Security Policy

George W. Bush has now gone where his predecessors declined to go, for one simple reason: Today's world bears no resemblance to that of 1972, when the ABM Treaty was signed.

CENTERFORSECURITYPOLICY: Center For Security Policy