vision
视觉It has been given the name 'facial vision', because blind people have reported that it feels a bit like the sense of touch, on the face.
tricycle
scrapea living
勉强够维持生活
find their way about
找出途径，努力前进，达到
somehow.
以某种方式;通过某种途径
Fish and dolphins that live in extremely muddy water cannot see because, although there is light, it isobstructedandscatteredby the dirt in the water.
entwine[inˈtwain]
1，与…密切相关（或紧密相联）2，使…盘绕,缠绕<于…>
twine
（麻﹑棉等制成的）二股的线或细绳编织，捻,搓<线>;
manipulatemә'nipjuleit
（熟练控制或操纵）
As towns graduallyexpanded water was brought from increasingly remote sources,leading tosophisticatedengineering efforts such as dams andaqueducts
feat
技艺；功绩；业绩；英勇事迹
navigation[i'mens]
航海,导航
strike sb dumb
使哑口无言
coin
1、创造（新词语）2、铸造(货币)
sonar
声纳.
剑桥七—he history of human civilizationisentwinedwiththe history of the ways we have learned tomanipulatewater resources.
obstruct
阻碍,阻挡
scatter
使分散，驱散，分散
maneuver[mə'nu:və]
熟练而巧妙地引导，操纵Given the questions of how tomaneuverin the dark, what solutions might an engineer consider
The first one that might occur to him is to manufacture light, to use alanternor asearchlight
It is probable that thenocturnaltradesgoway backin theancestryof all mammals.
nocturnal[nɔk'tə:nəl]
夜的;夜间发生的
way back
老早就,很久以前
ancestry['ænsɛstrɪ]
[集合称]先祖,祖先,祖宗ancestor['ænsistә]祖先，祖宗（特别是远于祖父辈的人）
expand
扩大,增大,扩张
sophisticated[səˈfɪstɪkeɪtɪd]
机器、体系等复杂巧妙的；先进的；精密的
aqueduct['ækwiˏdʌkt]
沟渠,水道,导水管.
At the height ofthe Roman Empire, nine major systems, with aninnovativelayoutof pipes and well-builtsewers, supplied theoccupantsofRomewith as much water per person as is provided in industrial world today.
pinprick
（光等的）点，针孔
expose
使暴露,使接触到,使曝光
using light to find one's own way around requires vastly more energy, since the eyes have todetectthe tinyfractionof the light thatbounces offeach part of the scene.
monumental[ˏmɔnju'mentl]
重要的；意义深远的；不朽的
monument
n.纪念碑,历史遗迹,不朽作品
hydropower[ˈhaidrəupauə]
水力发电
Food production haskept pace withsoaringpopulations mainly because of the expansion ofartificialirrigationsystems that make possible the growth of 40% of the world's food.
童鞋，你好！
我是@英语词汇精华的博主，陈鹏飞老师。这篇word文档是剑桥雅思5—7每一篇阅读文章的生词列表，共62页，包含我提取的真题词汇和例句，可以作为雅思词汇学习，同时做剑桥雅思5—7阅读童鞋无需再查单词，word可以编辑打印，使用时恳请您保留页眉和页脚上我的姓名和微博名，算是对我几个月辛苦的认可吧，多谢 ！
soar
(物价,失业人数等)飞涨,猛增
artificial
人工的,人造的
irrigation[ɪrɪˈɡeɪʃ(ə)n]
灌溉;irritation
Nearly one fifth of all the electricity generated worldwide is produced byturbinesspunby the power of falling water.
三轮车
phantom limb(截肢后依然感到肢体存在的)幻肢(感).
phantom['fæntәm]幻觉；幻象
limb
肢（腿﹑臂或翼）:
Blind people, without even being aware of the fact, are actually usingechoesof their own footsteps and of other sounds, to sense thepresenceof obstacles
使用中有任何问题可在微博@英语词汇精华上留言，
最后祝大家烤鸭成功~~！
剑桥雅思阅读真题词汇
剑桥七—TEST1—1
Let’s Go Bats
bats hunt at night, and cannot use light to help them findpreyand avoidobstacles.
innovative[ˈinəuveitiv]
革新的；创新的
At the height of
达最高点，在最旺盛时，处在...的最巅峰
sewer[ˈsuːə(r)]
污水管,下水道,阴沟
layout
布局,安排
occupant[ˈɔkjʊpənt]
房屋、建筑等的）使用者，居住者
During the industrialrevolutionand population explosion of the 19th and 20th centuries, the demand for water rosedramatically
exploit['ɛksplɔɪt]
利用或开发（尤指矿藏和其他自然资源）But the daytime economy is alreadyheavilyexploitedby other creatures such as birds
make a go of
使成功，相处得好natural selection has favored bats thatmake a go ofthe night-hunting trade
detect
发觉,侦查,探测
fraction
1，小部分,一点儿2.分数；小数
bounce off
从...弹跳出来，从...弹回，试探
illuminate[i'lju:mineit]
照明The light source must therefore be immensely brighter if it is to be used as a headlight toilluminatethe path
submarine['sʌbməri:n]
潜水艇
adapt
使某事物适合於新的用途﹑情况等而修改，改造某事物
feat
bat’s “radar” achievesfeatsof detection andnavigationthat would strike an engineer dumb with admiration.
prey[prei]
被捕食的动物
obstacle['ɔbstәkl]
障碍(物) ,阻碍(物)
the night-flyinginsectsthat theyprey onmustfind their way aboutsomehow.
insect
昆虫
prey on
捕食
given that
考虑到；鉴于
lantern['læntən]
（通常指手提的）灯笼;提灯
searchlight
探照灯.
firefly
萤火虫