系统内各要素联系互动形成的两层四群网络结构，决定着系统功能。
In the system, various essential factors interact to form the network architecture, and to attain the system function.
一群小孩在外面四处游荡。
一群群身穿黄色塑料雨衣的人在四下里吃力地走着。
Crowds of people plodded around in yellow plastic raincoats.
死亡谷是一片沙漠平原，是加利福尼亚的一个干涸的湖床，四周群山环绕，在沙漠的地面上有巨大的岩石，有些重达数百磅。
Death valley is this desert plain, a dry lake bed in California surrounded by mountains and on the desert floor these huge rocks, some of them hundreds of pounds.
我在一个为期四周的项目中与一群女孩一起工作。
I was working with a group of girls in a four-week programme.
如果出了什么问题——比如，一只饥饿的蜥蜴在四处寻找蚂蚁作为零食——那么一群没有食物的蚂蚁就会匆匆归来，给等待的蚂蚁发出“不要出去”的信号。
If something goes wrong—a hungry lizard prowling around for an ant snack, for instance—then a rush of ants returning without food sends waiting reserves a "Don't go out" signal.
伯奇尔在最近给这家四星级酒店的道歉信中写道：“我记得我走过长长的大厅，打开房门，发现有一整群海鸥。”
"I remember walking down the long hall and opening the door to my room to find an entire flock of seagulls," Burchill said in a recent letter of apology to the 4-star hotel.
窗外的荒野上，一群蟾蜍正在四处跳跃。
当我正在拍摄它们的时候，领头的海狮直立起来，四周看了看，然后直朝着海滩方向快速游去了，整群海狮也跟过去了。
While I was photographing them, the leader of the group stood straight up and looked around and then swam straight and fast for the beach with the entire group following.
星期天，他可在那儿看到一群可敬的农民和他们的妻子，他们都穿着整齐的家纺衣服，骑着马或乘着他们自己简陋的四轮马车。
There, on a Sunday, he sees a congregation of respectable farmers and their wives, all clad in neat homespun, well mounted, or riding in their own humble waggons.
头戴骇人乌盔，脚踏突击队军靴，这群莫斯科的拆迁人员看似一支占领军，在莫斯科河沿岸四处传播恐惧与毁灭。
In THEIR menacing black helmets and commando-style boots, the Moscow bailiffs look like an occupation force spreading fear and destruction along the Banks of the Moskva river.
当我拍它们的时候，这群海狮的头儿四周看了看，然后就带着整个队伍快速的笔直往沙滩游过去了。
While I .was photographing them the leader of the group stood straight up and .looked around and then swam straight and fast for the beach with the entire group following.
如果你听到一群魅力四射且单身的女人在茶余饭后秘密私语，那么此时的话题通常都是男人。
If you listen to a group of attractive, single women talking alone over dinner or drinks, the topic will always turn to men.
我个人最近并未品尝任何昆虫的标本，但我仍欣喜于自己无限的好奇心，它促使我博览群书、乐于与人交往和四处旅行。我希望永远拥有好奇心。
I personally haven't tasted any entomological specimens lately, but I am still rejoicing in the limitless curiosity, the draws me to books and people and places.I hope I never lose it.
马车队(即一群马车)，当他们经过危险区时，他们排成四排向前行进，如果遭受到攻击时，这些马车就会很快地形成一个保护圈进行抵抗。
Wagon trains — groups of wagons — rode in four lines across the land when they passed through dangerous country. If attacked, the wagons could quickly form a circle for defense.
这群乌合之众只是在四处寻找武器，只有七名囚犯被释放出来。
Although the crowd was primarily in search of arms, it found just seven prisoners to be freed.
一幅画中是一片宁静的湖泊，四周群山环绕，而湖泊就是一面完美的镜子。
One picture was of a calm lake. The lake was a perfect mirror for peaceful towering mountains all around it.
两个人做伴，三个人结群，但说到有几个朋友合适的问题，四个似乎最理想。
Two might be company and three a crowd, but it seems four is perfect when it comes to friends.
几秒钟之内，在四周人群的一片尖叫声中，她将会以让轮胎冒烟的速度，表演"面包圈"旋转，以及手刹过弯。
In a few seconds she will be screeching around vicious corners at speeds that send up smoke from the tires, performing “doughnut” spins and hand-brake turns.
在加利福尼亚州日落之后，一群鹈鹕飞往鲻鱼岛，它是沙顿四孤峰中的一个，是圣安德烈亚斯断层南部的一个小火山群。
Pelicans fly to Mullet Island, one of the four Salton Buttes, small volcanoes on the southern San Andreas Fault, after sunset in California.
据称，今年四月土尔其警方将一群难民推下河，命令他们游回伊拉克，结果造成四人死亡。
In April four people drowned after Turkish police allegedly pushed a group of refugees into a river and made them swim back towards Iraq.
某个郊外别墅区停车场的夜晚，一群组员们把汽油洒到每棵树的四周再连成一片，最后完美的点燃。
And one night in an uptown square park, another group of men floured gasoline around every tree and from tree to tree and set a perfect little forest fire.
这一分析法开始于罗列一家公司在这四个方面的属性。如，一种特殊的优势可以是一群敬业的员工或是一些当前极具价值的专利。
The process starts by listing a firm’s attributes under the four headings; a particular strength, for example, might be a dedicated workforce or some currently valuable patent.
北京——这是一群蓬头垢面的流浪汉，他们来自四川省渠县乞丐收容所，但是他们没有从这个机构的创办人——养猪户曾令全那里得到过任何帮助。
BEIJING - the Quxian Beggars Shelter in Sichuan Province did not provide much in the way of succor to the bedraggled men who sought help from its founder, a pig farmer named Zeng Lingquan.
我爱这铺满沙砾的河岸，鸭群在寂静的水塘里呷呷嬉戏，乌龟在阳光下晒暖；夜幕四垂时，漂泊的渔船停泊在高高的水草丛里。
I LOVED the sandy bank where, in the lonely pools, ducks clamoured and turtles basked in the sun; where, with evening, stray fishing-boats took shelter in the shadow by the tall grass.
星期四，在密西西比州轮船岛的海滨，两只棕鹈鹕站在一群海鸥当中。附近，阻油围栅浮于水面。
Two brown pelicans stand among a flock of seagulls on the shore of Ship Island, Mississippi, on Thursday while an oil containment boom floats in the water nearby.
我们的拖车固定在一幢老旧的宅邸上，这幢曾经庄严的豪宅如今被截成了很多廉价公寓。拖车四周是一大群同病相怜的拖车，以及一些被雨水冲刷白了的简陋棚屋。
It was anchored by an old, once-stately mansion that was cut-up into cheap apartments, and was surrounded by a sad assembly of rundown trailers and a couple white-washed shack homes.
一群母鸡正把地上的灰尘啄得四散。
一群母鸡正把地上的灰尘啄得四散。
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