Tortoises are cold-blooded animals. They rely on external temperature to keep themselves warm.

乌龟冷血动物。他们依靠外部温度保持自身温暖。

A plastron is the underside of a tortoise or turtle's shell.

海龟的底部有龟甲。

Turtles and tortoises have hard shells which protect their bodies.

龟有坚硬的龟壳来保护它们的身体。

Technology is coming to the rescue of the tortoises.

技术将帮助救助这些乌龟。

Professor Binns paused again, pursing his lips, looking like a wrinkled old tortoise.

宾斯教授又停顿了一下，噘起嘴唇，活像一只皱巴巴的老乌龟。

The tortoise walks very slowly. The other animals are all cheering for the Tortoise.

而乌龟走得很慢，其他的动物都在为乌龟加。

The tortoise said not a word, but toiled on.

乌龟没有说话，只继续艰难地向前爬着。

The tortoise lagged behind the rabbit when they recompeted in the race.

龟兔重新赛跑时，乌龟远远地落在兔子后面。

By the time the tortoise came up, the hare was sleeping.

等到乌龟赶上来时，他睡着了。

Jonathan the giant tortoise is celebrating his 190th birthday.

巨型乌龟Jonathan正在庆祝它的190岁生日。

And it's not jus the tortoise that relies on them.

只有乌龟才用得到它们。

It has long ears and runs very fast, much faster than any tortoise.

它有很长的耳朵，跑得很快，比任何乌龟都快得多。

How could a humble tortoise beat the legendary Greek hero Achilles in a race?

一只起眼的乌龟怎样才能在赛跑中战胜希腊英雄阿基里斯呢?

Oh, my gosh! The giant Somalian leopard tortoise!

老天！索马里巨型豹龟！

But today, we don't hunt the tortoises.

但如今，我们再猎杀乌龟。

After a week-long trip, the tortoises landed on Earth by parachute in the Indian Ocean.

经过一周的旅行，两只乌龟在印度洋用降落伞降落在地球上。

A gopher tortoise rolled into a gym in Florida to get it swollen.

一只地鼠龟滚进了佛罗里达州的一家健身房。

Bighorn sheep and desert tortoises can be found there.

在那里可以找到大角羊和沙漠龟。

Not that Ove dares bring up the giant tortoise metaphor, of course.

欧维也敢把这个巨龟的比喻告诉帕尔瓦娜。

They've found baby gopher tortoises in the guts of Tegu lizards.

在特古蜥蜴的内脏中发现了小地鼠龟。