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pe·rim·e·ter 英pəˈrɪmɪtə美pəˈrɪmɪtɚAHDpə-rĭmʹĭ-tər ★☆☆☆☆高四六ＧＩＭＳＴ宝八COCA⁹³⁸¹BNC¹¹¹⁰⁷iWeb⁷⁶⁹⁵Economist²⁶⁷⁷⁸⁺⁵
基本英英词源搭配记法近义反义例句Thesaurus例句
n.周长⁵¹;周界¹⁵;边缘³⁴复数perimeters形容词perimetric副词perimetrically
图形上的附属品尺寸数学数量
Noun:
the boundary line or the area immediately inside the boundarya line enclosing a plane areasthe size of something as given by the distance around itperi-,在周围，-meter,测量，词源同meter,diameter.引申词义外缘，周长。perimeter acquisition radar环视搜索雷达…perimeter passing外围传球wetted perimeter浸润周边…free perimeter免税地带,免税区…perimeter beam圈梁bed perimeter床边视野计perimeter blasting巷道周边爆破法…perimeter ditch周边沟,围护沟…abdominal perimeter腹围perimeter arc视野计弧basin perimeter硫周长,流域周长,盆…projection perimeter投射式视野计…perimeter effect周界影响perimeter function计 周长函数…perimeter trench围护沟perimeter grouting周边管浆perimeter heating周边供热perimeter zone周边区域perimeter shear环向剪力,周剪力…
钱博士peri围绕+meter尺度→围绕物体一周的尺度⇒周长
词根metr-尺度，测量，测量器，米来自希腊语，位于词尾时常常变为-meter。它和拉丁词根met-测量同源，最终都源自原始印欧语词根*me-测量，可以进一步分解为me-测量+tr名词后缀，表手段、工具，本意就是“测量万物的基本尺度”，在文学领域表示诗歌韵文的韵律，后来被科学家用来表示全球统一度量衡体系中长度的基本单位，音译为“米”。非常记忆pe体育课〖编码〗+ri日〖拼音〗+meter计量器〖熟词〗⇒体育课上日本人用计量器测操场外缘的GRE红宝书peri周围, meter测量－测量周围的长度
peri+meter
peri周围＋meter 测量→周长方振宇词汇奥秘periround，周围，周边+meter测量→周边，周围，边缘peri围绕+meter尺度→围绕物体一周的尺度⇒周长。词根记忆peri周围+ meter测量⇒周长词根记忆peri+meter测量=测量一圈=周边词根记忆peri周围＋meter测量→周长词根记忆peri周围+meter测量→周长近义词 brim边edge边缘brink边缘limit限度border边界corner角落suburb郊区margin边缘circuit巡回boundary边界outskirts郊区outside在外面circumference圆周surroundings周围的事物
名词100%
用作名词Work out how long theperimeterof the playground.请你算一算体育场的周长是多少米?
Guards patrolled theperimeterof the airfield.卫兵沿机场四周巡逻。
A fence marked theperimeterof the field.一道篱笆标明了那块田地的周界。
The barbed wire fence round theperimeterdiscouraged intruders.周围有铁丝网阻止了外人闯入。
Traps for predators were set around theperimeter.四周都挖好了捕捉猎物的陷阱。noun.circumference, border
同义词 boundary,confines,edge,fringe,peripheryambit,borderline,bounds,brim,brink,circuit,compass,hem,limit,margin,outline,skirt,verge
反义词 center,inside,interior,middle
bordernoun boundary;frontier
beginning,borderline,door,edge,entrance,line,march,marchland,outpost,pale,sideline,threshold
boundariesnoun outer limit
abuttals,ambits,barriers,beginnings,borderlands,borderlines,bordersboundsbrinks,circumferences,circumscriptions,compasses,confines,edges,ends,environs,extents,extremities,frames,fringes,frontiers,hems,horizons,limits,line of demarcations,lines,marches,margins,marks,meres,metes,outlines,outposts,pales,perimeters,peripheries,precincts,purlieuses,radii,rims,sides,skirts,terminals,terminations,termini,verges
boundarynoun outer limit
abuttals,ambit,barrier,beginning,border,borderland,borderline,bounds,brink,circumference,circumscription,compass,confines,edge,end,environs,extent,extremity,frame,fringe,frontier,hem,horizon,limits,line,line of demarcation,march,margin,mark,mere,mete,outline,outpost,pale,perimeter,periphery,precinct,purlieus,radius,rim,side,skirt,terminal,termination,terminus,verge
brimnoun edge of object, usually the top
border,brink,circumference,fringe,hem,lip,margin,perimeter,periphery,rim,skirt,verge
brinknoun edge of an object or area
border,boundary,brim,fringe,frontier,limit,lip,margin,perimeter,periphery,point,rim,skirt,threshold,verge
circlenoun orb, loop, round figure
amphitheater,aureole,band,belt,bowl,bracelet,circlet,circuit,circumference,circus,cirque,coil,colure,compass,cordon,corona,crown,cycle,disc,disk,ecliptic,enclosure,equator,full turn,globe,halo,hoop,horizon,lap,meridian,orbit,parallel of latitude,perimeter,periphery,record,revolution,ring,ringlet,round,sphere,stadium,tire,turn,wheel,wreath,zodiac Attempts to negotiate the town's surrender have stumbled, and rebel forces are now close to its perimeter.
与之进行的劝降谈判踟躇不前，反对派军队现已逼近其外围。 ecocn
The perimeter fence is somewhat of a visual and physical barrier, but overall the space feels more inviting and functional than it did a year ago.
外围的栏杆从某种程度将视线和空间与外界隔离开，但从整体上看，这个空间比起一年以前显得更加好客和实用。 yeeyan
“ Any study that's claiming an animal is capable of representing number should be controlling for surface area, density and perimeter, ” says Brannon.
“任何一个声称动物能够识数的实验研究，都应该事前排除被研究动物表面积、密度和周长的影响。” 布赖农如是说。 yeeyan
A fence marked the perimeter of the field.
一道篱笆标明了那块田地的周界。《新英汉大辞典》
Afghan police will guard the immediate vicinity of each polling site, while the Afghan army will provide perimeter security around individual villages.
阿富汗警方将负责每个投票点的周边地区，而阿富汗军队将在每个村庄附近提供外围安保。 iciba
As a last resort, hire a pro to install perimeter drains and a sump pump.
如果还不行，就雇个专业人员安装周边排水沟和油底壳泵。 yeeyan
As the Moon blocked just the central portion of the Sun, people looking skyward would have seen a fiery ring around the Moon’s perimeter, what is known as an annular eclipse.
当月亮正好阻挡住太阳中心的一部分，人们会看太阳像燃烧的圆环环绕在月球的周边，这就是日环食。 yeeyan
Barring that, gardeners can place planters around the perimeter, which is generally its strongest part.
不想翻新的话，园丁可以将植物种植在屋顶的周边，通常那里是其最坚固的部位。 yeeyan
Blue flags define the excavation perimeter, while yellow ones mark the location of fossils or stone tools.
蓝旗用来显示发掘地的周长，而黄旗用来标明发掘出化石或石制工具的地点。 yeeyan
By email, Hawking says he's excited by work underway at the Perimeter Institute in Waterloo, Ont.
在电邮中，霍金表示在安大略省滑铁卢市周界理论物理研究所进行工作让他很兴奋。 www.youfind.com.cn
Every morning it opens early to accommodate a group of“ mall walkers” who trudge around its 0.57- mile perimeter for exercise.
每天早晨，商城开门很早，给早起来此遛弯的人提供了便利，他们围绕商场0.57英里的周边散步晨练。 ecocn
For example, he describes the terrifying messiness at Russian nuclear- fuel stores, including one where staff use holes in the perimeter fence as a private entrance.
比如，他描述了俄罗斯核燃料仓库的可怕的混乱，其中之一就是工作人员使用周边的围墙上的洞作为私人入口。 ecocn
Half of the students were told to focus on the woman, to try to understand what she was saying, and to ignore the words along the perimeter.
半数的学生把精力集中在这名妇女身上，努力理解她在说些什么，并忽视视频周边的单词。 ecocn
How many perimeter players have the nerve to develop their game in the post?
有多少外线球员有勇气把他们的比赛发展到低位？ blog.sina.com.cn
If you have a HVAC unit, your condenser is outside on the perimeter of your house.
如果你有一个制热空调，那你的制冷器就在房子外部周边地区。51youcai
Just in case they do not, the bank will be70 metres230 feet underground, inside concrete walls more than a metre thick and behind a strong security door and a perimeter fence.
为了以防万一，储藏室被建于70米230英尺地下，四周建有一米多厚的墙体，还有一扇结识的防盗门，并且在外围设立了栅栏。 ecocn
Since the roof slopes, all the planting was done along its perimeter.
由于屋顶有斜坡，所有的种植是沿着周边进行的。 yeeyan
The consequence of these trends is that we need increased granularity of one or two orders of magnitude in the security model at precisely the same time that we need better perimeter security.
这些趋势的结果是我们需要将安全模型中的细粒度水平增加一两个数量级，与此同时，我们还需要更好的外围网络安全性。 ibm
The team set up a perimeter and began sweeping the area clean.
研究小组在此地圈定了一个周长，开始着手清理这块区域。 yeeyan
The oldest Yakusugi is7200 years old and the perimeter of its trunk is1*** meters.
其中一棵杉树，据测有7200年的树龄，树身周长1***米。 ecocn
Then poke your finger into a dry spot on a separate lint- free rag and run it around the perimeter of the window to remove any remaining suds.
然后用一块不起毛的布裹住手指，戳在一块比较干燥的地方。 沿着窗户的周边走一圈把多余的肥皂水弄掉。 yeeyan
This is the outside perimeter, not the security perimeter.
这是与外界隔离的周界，而不是安全周界。 yeeyan
Traditionally, developers think of IT security in terms of perimeter defense.
传统意义上，开发人员认为 IT安全主要是外围防御。 ibm
When LeBron is on his game, he overpowers defenses with thundering drives to the basket and bombs from the perimeter.
当勒布朗处于最佳比赛状态时，他可以从外围摆脱防守，急速狂攻篮下。 yeeyan |