polar是什么意思

2024-02-01 01:42:16

polar

美[poʊlər] 英[pəʊlə(r)]

adj. 两极的；对立的

n. 极线；极性

近义词：glacial，arctic，counter，Antarctic，diametric，frigid，icy，pivotal，gelid，opposite，diametrical，equatorial，

adj.(形容词)

n.(名词)

adj.(形容词)

[A] 南〔北〕极的；(近)地极的 of,near,like or coming from lands near the North or South Poles
正好相反的 exactly opposite in kind,quality,etc.

Adjective

having a pair of equal and opposite charges
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 earths 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"

用作形容词(adj.)

用作名词(n.)

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。
In some plants, lycolipids constitute the major polar lipids in ceil membranes.在有些植物中糖脂是细胞膜中主要的极性油脂。