英 [ˈpəʊlə(r)] 美 [ˈpoʊlər]
adj. 极地的，来自极地的；截然不同的；磁极的；（天体）极性的，极地的；（细胞，器官，身体部分）极的；（液体，尤指溶剂）由偶极矩分子组成的；（固体）离子的；（几何）（球体）轴极的
n. （几何）极线；极光双子星
【名】 （Polar）（德、西）波拉尔（人名）
polar /ˈpəʊlə/ CET6 TEM4
形容词 Polar means near the North or South Poles. 极地的
...the rigours of life in the polar regions.
…极地的艰苦生活。
There was a period of excessive warmth which melted some of the polar ice.
有段时期温度过高，融化了极地的部分冰层。
形容词 Polar is used to describe things that are completely opposite in character, quality, or type. (性格、质量或类型) 正好相反的
The nomads' lifestyle was the polar opposite of collectivization.
游牧民的生活方式同集体化的生活方式刚好相反。
having a pair of equal and opposite charges
characterized by opposite extremes; completely opposed
extreme and indefensible polar positions
同义词： diametric / diametrical / opposite
located at or near or coming from the earth's poles
polar diameter ; polar zone ; a polar air mass ; Antarctica is the only polar continent
of or existing at or near a geographical pole or within the Arctic or Antarctic Circles
polar regions
极地-引用次数：36
At last,TEC is distributed in real-time with online inquiry service,supported by Chinese Polar Scientific Expedition Management Information System.
数据发布是通过中国极地科学考察管理信息系统提供实时的查询服务。
参考来源极区电离层TEC监测和发布系统
极性-引用次数：321
Some polar amino acids could be assembled into 2-4 short peptides.
一些极性氨基酸能在三氯氧磷辅助下形成短肽。
极地-引用次数：12
Data acquired from microwave instruments can be acquired day and night in all weather conditions and provides detailed information on the surface and subsurface of polar glaciers and ice sheets.
微波传感器具有全天时和全天候的观测能力，可以获取极地冰盖表面和次表面的详细信息。 国内目前在极地遥感研究方面所做工作甚少，本文工作属国内首次较为系统的尝试。
极
杨树-引用次数：13
Genetic variation of 11 sib-families (145 clones) from Populus deltoides germplasm established by Nanjing Forestry University was analyzed on phenotype and molecular level, which provided the base for the polar breeding in future. The main results as follows:1.
本文从表型与分子两个层次上对南京林业大学建立的美洲黑杨种质资源库中的11个家系，145个无性系进行遗传变异研究，为将来杨树育种提供科学的依据。
参考来源美洲黑杨种质资源遗传变异研究
配极的
极地的
两极的
地极的
高偏振星
极的
极性的
极的
极性的;极生的;极地的
假如您正在搜索透露，咱们拔取领受你的情状，咱们会积极地(Polar)保卫己方的便宜，爱因斯坦相对论（1950年）：E=MC的平方E=能量M=物质C=速度。以得到最佳的结果告竣的。
... 高能质点事件 太阳活动nenergetic particle event 高偏振星 polar 高山天文台 high-altitude observatory ...
极坐标图(Polar plot)，=幅相频率特性曲线，=幅相曲线 可用幅值和相角的向量表示。
NonReturn-to-zero,NRZ):归零(Return-to-zero,RZ):7编码与波形极性(Polar):极性(Polar):不归零( NonReturn-to-zero,NRZ):8编码与波形双极.
polarity [物] 极性；两极；对立
polarization 极化；偏振；两极分化
polarize 极化；偏振；两极分化
[数]极地的；两极的；正好相反的
The polar vortex is a system of wintertime winds.
极地涡旋是冬季风形成的一个风系。
There was a period of excessive warmth which melted some of the polar ice.
有段时期温度过高，融化了极地的部分冰层。
Polar bears live in the Arctic.
北极熊生活在北极。
The melting has already threatened native animals like the polar bear.
VOA : special.2009.05.05
So for example I defined p, remember back over here, as a Cartesian point, but I can actually ask for its polar form.
我可以要求返回它的极坐标形式，这里对我是可访问的，好，这很棒，请再记另外一个为什么。
计算机科学及编程导论课程节选 : 麻省理工公开课
So, we know from our calculation that we can do over here, that this bond is polar.
我们通过计算都知道,这个键是非极性的。
固态化学导论课程节选 : 麻省理工公开课
Yves Frenot is deputy director of the French Polar Institute.
VOA : special.2009.06.03
Warmer temperatures cause water to expand,a phenomenon called thermal expansion, and cause glaciers and polar ice caps to melt.
VOA : standard.2009.11.09
Polar bears are the largest land carnivores, reaching up to 8ft (2.5m) and weighing 800kg (125 stone).
BBC: Hospital discharges polar bear attack leader Spike Reid
The polar bear attacked the BSES campsite, near the Von Post glacier, about 25 miles (40km) from Longyearbyen.
BBC: Hospital discharges polar bear attack leader Spike Reid
Suemedha Snood has written about Unusual snow sports and activities around the world, like the Polar Bears.