This valley is one of the last strongholds of the Siberian tiger.
这条山谷是西伯利亚虎最后的几个主要栖息地之一。
Which has spots, a leopard or a tiger?
有斑点的是豹还是虎？
Four cubs were borne by the female tiger.
那头雌虎生了4只小虎。
A tortoise has a shell on his back.
乌龟背上有硬壳。
The fate of many British designers calls to mind the fable of the tortoise and the hare.
许多英国设计师的'命运令人想起了龟兔赛跑的故事。
They found a giant tortoise.
他们发现了一只巨龟。