Whereas purposeful men could make their way across a narrow bridge, the slow diffusion of plant and animals would require an avenue as a continent and available for ages at a stretch.
有目的的人可以通过一座狭窄的桥，而植物和动物的缓慢扩散则需要一条像大陆一样的道路，而且需要很长时间才能使用。
The physicists give a simplified example of how this can happen: trying to reach a destination either by using a short but narrow bridge or a longer but wide motorway.
物理学家为此给出了一个简化的例子：通过一座短但窄的桥或者一条宽但长的公路均可到达一个目的地。
Kennedy missed the main road and, driving at speed down a narrow dirt track, ran off a narrow bridge.
肯尼迪错过了主干道，飞快地冲下一条狭窄的泥土路，冲出一条窄桥。
The physicists give a simplified example of how this can happen: trying toreach a destination either by using a short but narrow bridge or a longer butwide motorway.
这些物理学家给出了一个发生这种事的简单例证：有两条到达目的地的路，一条路是一座短而窄的桥，而另一条是长而宽阔的高速路。
A bridge can prove to be dangerous for a variety of reasons; either because it's very old, narrow, too high up above the land, over a quick river or if the wooden "floor" goes missing.
一座桥危不危险有各种各样的原因，比如桥太旧，太窄，离地面太高，架在一条湍急的河上，一些木制的“地板”缺失等等。
The privately owned Ambassador Bridge and the public road and rail tunnels that link the two cities are old and narrow.
连接两城的私有大使桥、公路、铁路隧道也已狭窄老化。
The long, narrow shelter is composed of three elements: white walls, a bridge, and a glass box, the latter facing towards the water and the nearby pier.
狭长的眺望台由三个元素组成：白墙、桥梁和玻璃亭。其中玻璃亭朝向大海和附近的码头。
So I ended up in Malmö in southern Sweden, a 40-minute train ride, by bridge and tunnel, across the narrow straits between the two.
于是我来到瑞典南部的马尔默 （Malmö），从那里穿过跨越两城间狭窄海峡的大桥和隧道，要坐40分钟火车。
The dog came to a stream. There was a narrow bridge across it. The dog walked on to the bridge, and looked into the water.
看到了一条小溪，还有一条很窄窄的桥。这只狗走到了桥上，看了看水里。
To bridge the generation gap is not easy at all, but we can do something to narrow it.
架起代沟的桥梁并不容易，但是我们可以做些事情来缩小代沟。
I don't know how many people would walk across a narrow bridge with no guardrails, where the ground is a mile down, but my guess is relatively few.
我不知道有多少人敢走桥面窄，没有栏杆，离地面1英里高的桥，我猜这样的人应该很少。
The existence of the bridge make the channel narrow, affect the traffic environment at different extent, threat the navigation safety of ships, which lead to water traffic accidents.
桥梁的存在使得航道束窄，不同程度地影响了桥梁水域的通航环境，船舶航行的安全受到威胁，水上交通事故时有发生。
The narrow bridge can allow you to protect vulnerable supporting creatures and score VP area points at the same time.
狭窄的桥能允许你保护脆弱的同时支持动物和得分vp地区点。
The movable engineering trestle bridge can be used in the narrow construction site of underground structure.
移动式工程栈桥可用于场地狭小的地下结构施工。
The school was built on a riverbank reached by a narrow wooden bridge. To a child the bridge looked very high and dangerous. A person could hear the creaks and feel the shakes while walking on it.
学校建在河坡上，有座窄窄的木桥，小孩子眼里就算很高，很悬，人在上面走，能听见叽叽咔咔的摇晃声。
A fretted stringed instrument having a narrow neck and a hollow circular body with a stretched diaphragm of vellum upon which the bridge rests.
班卓琴一种有格子纹的细颈弦乐器，琴身中空，呈圆形，由可延展的。
The superconducting cylinder consists of superconducting thick-film cylinder with narrow crevice and superconducting micro-bridge connected to the former.
超导筒由带狭缝的超导厚膜筒及位于狭缝间并与超导厚膜筒相连的超导微桥组成。
As the increases of bridge span, the change of long and narrow declining it's stiffness and damping.
随着桥梁跨度的不断增加，桥梁的长细化使其刚度和阻尼不断下降。
As the increases of bridge span, the change of long and narrow declining it's stiffness and damping.
随着桥梁跨度的不断增加，桥梁的长细化使其刚度和阻尼不断下降。
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