单词

字典词典单词成语造句名言诗词古籍小说

polarity

英 [pə(ʊ)'lærɪtɪ] 美 [pə'lærəti]

n. [物] 极性；两极；对立

助记提示

1、pol- + -arity(复合后缀).

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

2. Polarity is inherent in a magnet.: 极性是磁铁的固有性质.

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.

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.

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.