乌龟先生和野兔先生正在赛跑。
兔子跑得很快，乌龟跑得很慢。
兔子在睡觉时，乌龟赢得了比赛。
鸽子正在跟那只聪明博学的乌龟说话。
温迪，你看那些把蛋埋在沙子里的乌龟。
乌龟长毛发，兔子长角。
谁跑得慢？乌龟跑得慢。
我养了两只乌龟当宠物。
鳄鱼、乌龟、鸟类和昆虫似乎很少受到影响。
Crocodiles, tortoises, birds, and insects seem to have been little affected.
乌龟晃动着他的四肢。野兔晃动着他的四肢。
那乌龟跑得多慢啊！
这只乌龟在干嘛呀？
我正在骑一头乌龟。
我们不喜欢乌龟。
乌龟有坚硬的壳。
我们将自己的头藏在衣服里，就像乌龟把头藏在龟壳里。
We are hiding our heads in our shirts, like turtles hide their heads in their shells.
乌龟海岸XP400游戏耳机采用先进技术，配有环绕立体声。
Turtle Beach XP400 Gaming Headset offers surround sound with superior technology.
塔格兰德的官员预测这些措施将是足够的，因为没有交通工具的话，很难收集这些乌龟。
Targland's officials predict that these measures will be adequate, since it is difficult to collect the tortoises without a vehicle.
如果你画出所有现代海龟和陆龟的族谱，就会发现，几乎所有乌龟分支都隶属于水栖物种。
If you draw out the family tree of all modem turtles and tortoises, nearly all the branches are aquatic.
可以肯定的是，这些水陆两栖物种的数据出现在接近三角坐标中间的位置，位于水栖海龟和陆栖乌龟的坐标点之间。
Sure enough, these amphibious species show up on the triangular graph approximately half way between the "wet cluster" of sea turtles and the "dry cluster" of land tortoises.
原颚龟化石（Proganochelys quenstedti）和古老陆地龟化石（Palaeochersis talampayensis）这两种重要化石最早可以追溯到恐龙时代，它们与所有现代海龟和乌龟的祖先最为接近。
There are two key fossils called Proganochelys quenstedti and Palaeochersis talampayensis dating from early dinosaur times, which appear to be close to the ancestry of all modem turtles and tortoises.
克拉拉为小乌龟感到难过。
可能是一只在船下游泳的乌龟。
爸爸跳进水里，游向乌龟，把它带回到船上。
Dad jumped into the water, swam to the turtle and brought it back to the boat.
克拉拉的妈妈手里拿着一只小乌龟！
当我们走近时，我们看到乌龟的腿周围有一块塑料。
When we got closer, we saw that there was a piece of plastic around the turtle's legs.
“可以了，小乌龟；现在你可以游向你的家人了。”爸爸说着，把塑料剪了下来。
"There you go, little turtle; now you can swim to your family," Dad said as he cut the plastic off.
乌龟移动得很慢，所以当它看到割草机来的时候可能跑不掉。
Turtles move slowly, so it probably could not run away when it saw the lawnmower coming.
人们曾经发现一只乌龟在流血，因为一根12厘米长的塑料吸管被塞进了它的鼻子。太可怕了！
Once a turtle was found bleeding because a 12-centimeter-long plastic straw was pushed into its nose. How terrible!
如果这是真的，那么为什么像蛇、蜥蜴、乌龟和鳄鱼这样的冷血动物能在寒冷的冬天和炎热的夏天存活下来呢？
If true, though, why did cold-blooded animals such as snakes, lizards, turtles, and crocodiles survive the freezing winters and torrid summers?
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