polarity
英 [pə(ʊ)'lærɪtɪ]
美[pə'lærəti]
- n. [物] 极性；两极；对立
词态变化
复数: polarities;
助记提示
1、pol- + -arity(复合后缀).
中文词源
polarity 两级化，截然对立
来自pole,地级，两级，-ity,名词后缀。
英文词源
- polarity (n.)
- 1640s, originally of magnets, from polar + -ity.
双语例句
- 1. the growing polarity between the left and right wings of the party
- 党内左右两派间日益明显的对立
来自《权威词典》
- 2. Polarity is inherent in a magnet.
- 极性是磁铁的固有性质.
来自《现代英汉综合大词典》
- 3. There are miscellaneous tools, pliers , putty knife, polarity stamps, battery stamping or coding equipment, lead cutters.
- 有各种工具 、 手钳 、 油灰刀, 极性印戮 、 电他标记打印或编号机 、 铅切刀.
来自辞典例句
- 4. The polarity of the ends of the open - circuit conductor may then be deduced.
- 这样就可以断定开路导体两端的极性.
来自辞典例句
- 5. It is not possible to try to salvage or change the polarity correctly by charging.
- 试图补救或通过充电的方法把极性改过来是不可能的.
来自辞典例句