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effectiveness英英释意- 查字库

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首页英语词典effectivenesseffectiveness英英释意

effectiveness

英 [ɪ'fektɪvnɪs] 美[ə'fɛktɪvnɪs]

英英释义考试真题实用场景例句

n. 效力

英英释意

1. power to be effective; the quality of being able to bring about an effect

2. capacity to produce strong physiological or chemical effects;: "the toxin's potency"; "the strength of the drinks"