polarity
英[pə(ʊ)'lærɪtɪ]
美[pə'lærəti]
- n. [物] 极性；两极；对立
英英释意
- 1. a relation between two opposite attributes or tendencies;
- "he viewed it as a balanced polarity between good and evil"
- 2. having an indicated pole (as the distinction between positive and negative electric charges);
- "he got the polarity of the battery reversed"
- "charges of opposite sign"