polar是什么意思_polar怎么读_中英文释义(含例句用法)

characterized by opposite extremes; completely opposed;"in diametric contradiction to his claims"
"diametrical (or opposite) points of view"
"opposite meanings"
"extreme and indefensible polar positions"

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"

extremely cold;"an arctic climate"
"a frigid day"
"gelid waters of the North Atlantic"
"glacial winds"
"icy hands"
"polar weather"

being of crucial importance;"a pivotal event"
"Its pivotal location has also exposed it to periodic invasions"
"the polar events of this study"
"a polar principal"

中英词源

polar 地级的，两级的，截然对立的

来自pole,地级，两级。引申词义截然对立。

polar (adj.): 1550s, from Middle French polaire (16c.) or directly from Medieval Latin polaris "of or pertaining to the poles," from Latin polus "an end of an axis" (see pole (n.2)). Meaning "directly opposite in character or tendency" is attested from 1832. Polar bear first recorded 1781.

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词态变化

权威造句

1. In many ways, Brett and Bernard are polar opposites.: 在许多方面，布雷特和伯纳德截然不同。

2. polar bears, denizens of the frozen north: 北极熊，在冰天雪地的北方生活的动物

3. The parents" position is often the polar opposite of the child"s.: 父母的观点常与孩子的完全相反。

4. The white fur of the polar bear is a natural camouflage.: 北极熊身上的白色的浓密软毛是一种天然的伪装.

5. The Antarctic species have few special adaptations for polar life.: 南极的物种对极地生活几乎没有什么特别的适应性改变.

近反义词

polar cap [天]行星两极处之极...

polar bear 北极熊

polar angle 极角

polar coordinate 极坐标,极座标...

polar navigation 极区航行,极性导航子...

polar front [气]极面

polar circle 极圈

polar diagram 极图

polar curve 配极曲线,极线,极坐...

polar axis 极轴

polar equation 极方程,极坐标方程...

polar projection 极投影

polar body 极体

polar zone 定向偶极区

polar vector 极矢量

polar molecule 极性分子

polar nucleus 极核

polar region 极地

polar distance [天]极距

相似短语

spheric polar 球面极

polar cell 极体

polar circle 极圈，极圆

polar cone 极锥

polar covalence 极性共价

polar dial 极日规

polar displacement 极移

polar distribution 极角分布，极坐标分布

polar equation 极坐标方程

polar group 极性基

单词分析

暂无,等待补充.

记忆方法

1、pol- + -ar.
2. 北极熊：polar bear.

polar是什么意思，polar怎么读

polar基本信息

英英释义