Detailed analysis of the cut marks on the bones show they differ substantially from tooth and claw marks that can be left by predators.
骨头上切割痕迹的详细分析显示，它们与食肉动物留下的牙齿痕迹与爪痕存在本质的区别。
Indeed, Darwin's Origin of -species by Means of Natural Selection, -published in 1859, seemed to vindicate Tennyson's adage from 20 years -earlier, of "nature red in tooth and claw".
实际上，1859年出版的达尔文著作《物种起源》似乎印证了坦尼森此前二十年的名句——“在尖牙利爪之下，自然是红色的”。
If evolution is survival of the fittest, nature red in tooth and claw, how could animals evolve moral feelings?
如果进化论是讲适者生存，在弱肉强食的自然界，动物怎么能进化出道德情感？
That has not stopped them fighting tooth and claw to hang on to their unused white space.
但这并未阻止其为了保住未用的空白频段，而争得头破血流。
In other words, nature tests its creations by killing most of them quickly-the battle "red in tooth and claw" that determines reproductive advantage.
换句话说，大自然是通过让大部分死亡的生存竞争——“血红的爪和牙”来决定生存和繁殖的优势。
Tooth claw assembling must tighten the nuts and note don't short-shipped spring washers.
齿爪装配时一定要将螺母拧紧，并注意不要漏装弹簧垫圈。
Tooth claw type separators replacement tooth claw, should first disc pull out.
齿爪式磁选机更换齿爪时，应先将圆盘拉出。
Far from being the prophet of competition red in tooth and claw -as often depicted -he believed the economy could not function properly without ethical foundations.
他决不像人们经常描述的那样，是一位鼓吹残酷竞争的人士；相反，他认为，如果没有道德基础，经济就无法正常运转。
One thinks of nature as "red in tooth and claw," as the old saying goes.
有人认为正如一句古话，自然界充斥着腥牙血爪。
Far from being the prophet of competition red in tooth and claw - as often depicted - he believed the economy could not function properly without ethical foundations.
他决不像人们经常描述的那样，是一位鼓吹残酷竞争的人士；相反，他认为，如果没有道德基础，经济就无法正常运转。
Far from being the prophet of competition red in tooth and claw - as often depicted - he believed the economy could not function properly without ethical foundations.
他决不像人们经常描述的那样，是一位鼓吹残酷竞争的人士；相反，他认为，如果没有道德基础，经济就无法正常运转。
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