| 单词 | selectivity |
| 释义 | selectivity /si lek tiv"i tee, see'lek-/, n. 1. the state or quality of being selective. 2. Elect. the property of a circuit, instrument, or the like, by virtue of which it can distinguish oscillations of a particular frequency. 3. Radio. the ability of a receiving set to receive any one of a band of frequencies or waves to the exclusion of others. [1900-05; SELECTIVE + -ITY] |
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