Polarity
[ p?'l?r?ti ]
其它 Other
n. [物]極性;[生]反向性;對立;[數]配極;
?? 詞根助記
polar極點 + ity 表名詞 →極性
?? 例句
An electric terminal with positive polarity.
帶正極性的一個電極
Magnetic polarity;ionic polarity.
磁極性，離子極性
polarity subinterval
極性亞間隔
The polarity of the ends of the open-circuit conductor may then be deduced.
這樣就可以斷定開路導體兩端的極性。
A magnet has polarity.
磁鐵具有極性。
?? 聯想助記
polar 極，pole 是棍子，polar 就是棍子的極
?? 詞根
?? 牛津釋義
polarity
n
1 [U, C] (in a magnet) possession or location of negative and positive poles （磁體的）極性
the polarity of a magnet 磁體的極性
reversed polarity/polarities 反轉極性.
2 [U] ~(between A and B) (fig 比喻) difference or separation(between people or things) in condition, views, etc （人或物之間條件、 看法等的）分歧, 對立
the growing polarity between the left and right wings of the party 黨內左右翼間日益增大的分歧.
?? 擴展釋義
*[p?u'l?riti]n. 極性, 截然相反【醫】 極性, 極性現象
?? 醫學釋義
極性，偏極，歸向
?? 同詞根單詞
?? 同為「CET-6」詞匯
查看全部CET-6詞匯 ›??? 情景例句
Bison waste no longer fell on the ground to improve the soil, which as a result became less good for growing plants.
地上不再有野牛的糞便來改良土壤，結果對于植物生長土壤變得不夠肥沃了。
A long time ago, one of his ancestors who lived in Africa went into the forest to cut down a tree to make a drum.
很久以前，他那生活在非洲的祖先中有一人走進森林去砍樹來做鼓。
4 Think of a time when you were happiest. What were you doing?
4。想一想你感到最高興的時刻。當時你在做什么？