They were no longer a series of small bands but lived in a large community with more elaborate social organization, probably grouped into clans of people of common descent.
他们不再是一些小群体，而是居住在一个大型的社会中，有更加复杂精细的社会组织，可能是以拥有共同的祖先的氏族来划分群体。
Thee authors show how this was triggered by his belief in the common descent of all humans.
作者表明，这张图是如何由他的信仰引发出来的，达尔文相信全人类属于共同的血统。 。
If the former, the most likely explanation would be that they were there by common descent from animal ancestors.
如果是前者，最有可能的解释是，他们拥有共同起源的动物祖先。
“Darwin’s starting point, ” they write, “was the abolitionist belief in blood kinship, a ‘common descent’ ” of all human beings.
他们写到：“达尔文的出发点就是一个废奴主义者的信仰：人类起源于同一祖先。”
In teaching our common descent with animals, we also have to examine what is special about human beings, and why they deserve to be treated differently and granted certain rights.
在教育孩子我们与动物具有相同的血统中，我们也要检讨人类有何特殊性，以及他们为何要区别对待并享有一定的权利。
Two rival teams of scientists have discovered a common genetic variation that increases the risk of heart disease up to 60 percent in people of European descent.
两对手研究团队已发现在有欧洲血统的人中，近60%的人具有一个共同的心脏病危险因子遗传变异。
We tested the hypothesis that common haplogroups predict risk of ischemic cardiovascular disease, morbidity from other causes, mortality, and longevity in a general population of European descent.
我们在欧洲家系一般人群中证实了假说共同单倍群可预测缺血性心血管病的危险性、其他原因患病率、死亡率、生存率。
They all have a common ancestral mother, by virtue of their descent from whom the female offspring in each generation are sisters.
她们全体有一个共同的女祖先；由于世系出自同一个女祖先，后代的所有女性每一代都是姊妹。
In this paper, the steepest descent arithmetic is used. The computer simulations results show that it is approximate to the common ones. The new method is a viable way in engineering applications.
文中采用最陡下降算法求解该问题，通过计算机仿真，可以看到该方法与原来采用方法具有相似的结果，为工程应用提供了一种简单、实用的方法。
Although rare, Valsalva sinus aneurysms are slightly more common in men and people of Asian descent than they are in other patient groups.
虽然罕见，但是主动脉窦瘤在男性和亚裔人种比其他病人群体还是稍微多见一些。
Although rare, Valsalva sinus aneurysms are slightly more common in men and people of Asian descent than they are in other patient groups.
虽然罕见，但是主动脉窦瘤在男性和亚裔人种比其他病人群体还是稍微多见一些。
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