So groups that had milk available had an evolutionary advantage.

因此，拥有牛奶的人群具有进化优势。

So groups such as Marker's are looking for new cheetah homes.

因此，像马克所在的这类组织正在为猎豹寻找新的家园。

So, groups with the UN teach people the importance of keeping things clean.

因此，联合国组织教导人们保持东西清洁的重要性。

So groups of people, big or small, need to be respected and communicated with when undertaking public health activities.

因此，在开展公共卫生活动时，无论人群大小，都需要得到尊重和沟通。

So group two is the control, just the no diet.

所以第二组是对照组，只是不节食。

And these are usually guided tours. So, group tours are usually guided.

这些通常是导游。因此，团体旅游通常是有导游的。

So groups like Rising and Bridge can build enormous, searchable databases of their opponents' statements and systematically search for contradictions.

因此，崛起和桥一类的组织都能建立一套有关他们对手言论的数据库，容量巨大，搜寻便利，可用来系统的搜索与之对立的信息。

So groups who have more middle- to upper-class members tend to just simply have more computers and skills and general resources.

因此，拥有更多中产阶级和上层阶级成员的群体往往只是简单地拥有更多的计算机和技能以及一般资源。

And they're also all the same type of word — they're all nouns. So we can group these words into a lexical set.

而且它们都是相同类型的单词——名词。因此，我们可以将这些单词归为词汇集。

Here's another example. So groups who have more middle to upper class members tend to just simply have  more computers and skills and general resources.

这是另一个例子。 因此，拥有更多中上阶层成员的群体往往只是拥有更多的计算机、技能和一般资源。

So groups who have more middle to upper class  members tended to just simply have more computers and skills and general resources. Here's another example.

因此，拥有更多中上层成员的群体往往只是拥有更多的计算机、技能和一般资源。这是另一个例子。