- adj.
1.(南、北)極的，地極的；近地極的。
2.【物、化】(有)極的；磁極的；有磁性的。
3.【幾】極線的。
4.【化學(xué)】極化的，離子化的；(多)極性的。
5.中軸一樣的；中心的；(像北極星那樣)有指向意義的。
6.(性格)正相反的。n.
【幾】極線；極面。
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polar中文什么意思
[ 'pəulə ] 發(fā)音: 用"polar"造句
例句與用法
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- Keesh lived at the edge of the polar sea .
季奚住在北極海的邊緣上。 - Over the polar regions we should see aurora .
在極地高空，我們會(huì)看到極光。 - I am steady as a rock-fixed as the polar star .
我堅(jiān)定得象磐石，穩(wěn)定得象北極星。 - We carry out a transformation to spherical polar coordinates .
我們變換成球極坐標(biāo)。 - Middle-latitude cyclones originate at the polar front .
中緯度地區(qū)的氣旋發(fā)源于極鋒。
英文釋義
形容詞- 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"
同義詞：pivotal - extremely cold; "an arctic climate"; "a frigid day"; "gelid waters of the North Atlantic"; "glacial winds"; "icy hands"; "polar weather"
同義詞：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"
同義詞：diametric, diametrical, opposite