They would be allowed to send groups of self-driving cars on cross-state road trips, and even set up on-demand fleets of self-driving cars, like the one General Motors and Lyft are building.

他们将被允许派遣自动驾驶汽车小组进行跨州公路旅行，甚至可以按需组建自动驾驶汽车车队，比如通用汽车和莱福特正在组建的车队。

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They were interested in the habit certain groups of bats have of building collective tents in which to shelter, using tree leaves.

他们对某些蝙蝠群体利用树叶子建造共同的帐篷来栖息的习惯感兴趣。

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Much as every integer can be broken down into a product of prime Numbers, the symmetries of any object can be constructed from a collection of basic building blocks known as simple groups.

正如每个整数都可用一些质数的积表示，任一对象的对称都可由所谓简单群的基本构件集合构造出来。

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The Sechenov Morgue, a Czarist-era red brick building located across the street from a Moscow city hospital, saw constant comings and goings of family groups dressed in black.

VOA: standard.2010.08.10

It's kind of like religion by definition is a communal activity and so as what you're trying to do is a lot of... building skills among groups.

可能宗教本身,就是种集体性的活动，你们所做的,也就是培养集体生活的技能。

普林斯顿公开课 - 人性课程节选

how all the spaces are allocated in the building, the new renovation in terms of the students groups.

楼里所有空间如何分配和翻修，利于学生团队。

学生会馆的实习部门 - SpeakingMax英语口语达人

They were interested in the habit certain groups of bats have of building collective tents in which to shelter, using tree leaves.

ECONOMIST: Some bats live in belfries. Others prefer tents

As well as proving the financial viability of its plans, Hafren Power also has to convince environmental groups of the merits of building such a large structure in the Severn Estuary.

BBC: Severn Barrage artist's impression

Groups of 20 or more which use the building at night or at weekends will be charged for the use of a security officer.

BBC: Norfolk County Hall: New security measures after trespass