英 [ˈbæriə(r)] 美 [ˈbæriər]
n. 障碍，壁垒；障碍物，关卡；分界线，屏障；大关，界限
【名】 （Barrier）（法）巴里耶（人名）
复数barriers
barrier /ˈbærɪə/ CET4 TEM4
可数名词 A barrier is something such as a rule, law, or policy that makes it difficult or impossible for something to happen or be achieved. 障碍
Duties and taxes are the most obvious barrier to free trade.
关税及其他各种税是自由贸易最明显的障碍。
可数名词 A barrier is a problem that prevents two people or groups from agreeing, communicating, or working with each other. 障碍; 隔阂
There is no reason why love shouldn't cross the age barrier.
爱情没有理由不应跨越年龄障碍。
She had been waiting for Simon to break down the barrier between them.
她一直在等着西蒙来破除他们之间的隔阂。
可数名词 A barrier is something such as a fence or wall that is put in place to prevent people from moving easily from one area to another. 栅栏; 围墙
The demonstrators broke through heavy police barriers.
示威者们冲破了警方的重重关卡。
可数名词 A barrier is an object or layer that physically prevents something from moving from one place to another. 屏障
A severe storm destroyed a natural barrier between the house and the lake.
一场猛烈的暴风雨摧毁了房屋和湖泊之间的天然屏障。
单数型名词 You can refer to a particular number or amount as a barrier when you think it is significant, because it is difficult or unusual to go above it. (数量) 大关
They are fearful that unemployment will soon break the barrier of three million.
他们担心失业人数不久将突破300万大关。
a structure or object that impedes free movement
any condition that makes it difficult to make progress or to achieve an objective
intolerance is a barrier to understanding
同义词： roadblock
anything serving to maintain separation by obstructing vision or access
...。弧段权值可以是任意类型，如经过该弧段所需的时间、该弧段的长度等，也可以是对多个因素进行加权得到的权值。例如，供水管网可以应用水压或管长作为权值。详细介绍请参阅第 6 章。 障碍（Barrier）：分为障碍结点和障碍弧段。一旦被指定为障碍，意味着该结点或弧段失效，是禁止通行的。
ACE中的栅栏（Barrier）:一组线程可以使用栅栏来进行共同的相互同步。组中的每个线程各自执行，直到到达栅栏，就阻塞在那里。
...minecraft我的世界中的屏障(Barrier)是一个拥有混合属性的隐形方块。所有的依靠性方块都可以放置在屏障上，如活板门或红石粉，但它会让光穿过并渲染相邻的表面。
... battery n. 电池(组)(bat-棒子 电池像小棒子的样子) barrier n. 障碍；棚栏 cargo n. (船、飞机等装载的)货物 ...
[地物]障碍物，[建]屏障；界线
limit / block / bottleneck
I realized I had to surmount the language barrier.
我认识到我必须得克服语言障碍。
The Yangtze river is a natural barrier to the north-east.
长江是东北方向的一道天然屏障。
Ozone is the earth's barrier against ultra-violet radiation.
臭氧是地球防止紫外线辐射的屏障。
Some places like Australia's Great Barrier Reef and Montana's Glacier National Park are threatened by the effects of climate change.
VOA : special.2009.04.22
So, clearly, if we remove this barrier mixing takes place and obviously you know that that happens from lots of experience.
所以很明显，如果我们拿走隔板,气体混合就会发生,我们从大量的实际经验中就可以知道这些。
热力学与动力学课程节选 : 麻省理工公开课
This cell can only be an effective barrier if there's no way to get past it.
这些细胞只有密不透风,才足以形成一道屏障
生物医学工程探索课程节选 : 耶鲁公开课
Those chosen must come from poor families and must also face at least one barrier to getting a job.
VOA : special.2009.08.20
Farmers rarely planted trees or tall crops around the buildings, so there would be no barrier to the airflow.
VOA : special.2009.09.08
He is comfortably sized, barely cresting the five-foot barrier, shaven of head and broad of smile.
The existence of innovation-blocking groups has been and continues to be an important barrier to riches.
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The most likely spots for flood storage are between the barrier and Tilbury, to the east.