- adj.
1.(南、北)极的，地极的；近地极的。
2.【物、化】(有)极的；磁极的；有磁性的。
3.【几】极线的。
4.【化学】极化的，离子化的；(多)极性的。
5.中轴一样的；中心的；(像北极星那样)有指向意义的。
6.(性格)正相反的。n.
【几】极线；极面。
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polar中文什么意思
[ 'pəulə ] 发音: 用"polar"造句
例句与用法
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- Alaska still is a land of iceberg and polar bear .
阿拉斯加现在仍是冰山和北极熊的世界。 - Stratification in polar water normally is weak and transient .
极地水域的成层性是微弱而暂时的。 - Stratification in polar waters normally is weak and transient .
极地水域的成层性是微弱而暂时的。 - A molecule where the centers do not coincide is called a polar molecule .
正负电荷中心不重合的分子称为极性分子。 - The radome causes an angular displacement of the tracking aerial polar diagram .
天线罩使跟踪天线的极图产生了角位移。
英文释义
形容词- of or existing at or near a geographical pole or within the Arctic or Antarctic Circles; "polar regions"
- 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"
- having a pair of equal and opposite charges
- being of crucial importance; "a pivotal event"; "Its pivotal location has also exposed it to periodic invasions"- Henry Kissinger; "the polar events of this study"; "a polar principal"
同义词：pivotal - extremely cold; "an arctic climate"; "a frigid day"; "gelid waters of the North Atlantic"; "glacial winds"; "icy hands"; "polar weather"
同义词：arctic, frigid, gelid, glacial, icy - 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"
同义词：diametric, diametrical, opposite