louse

1. One louse can kill you .

一个虱子就可以置人死地。

2. By comparing louse dna , a team led by david l. reed of the university of florida has now reconstructed how this strange situation probably came about .

通过对比虱子的dna，现在，佛罗里达大学大卫l里德率领的团队已经重现了：这个奇怪的情况可能是怎样发生的。

3. In one house there is a mousy mouse with a louse on its head , holding a hose .

在一座房子里，有一只手上正拿着一根水管，头上顶着一只虱子的灰褐色老鼠。

4. Jack : when you catch a louse , just put a little of that drug on its mouth and it will die immediately .

杰克：你捉到一只虱子，只要在它嘴上抹一点这种药，虱子就会死去。

5. Vincent s. smith , a louse taxonomist at the natural history museum in london , has found that the tree stretches so far back in time that the host of the first louse would have been a dinosaur , probably one of the theropod dinosaurs that were the ancestors of birds .

伦敦自然历史博物馆虱子分类学专家文森特s史密斯发现系统树可以追溯到非常久远的时代，那时虱子的第一任宿主只能是恐龙，很可能是鸟类祖先的兽脚类亚目食肉恐龙。

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