| 释义 |
ef.fi.ca.cy5ef7I7kE7sin [U] fmlan ability, esp. of a medicine or a method of achieving something, to produce the intended result; effectiveness(正式用语，尤指药物或疗法)功效;效力;效验They recently ran a series of tests to measure the efficacy of the drug.他们最近做了一系列实验，来测试这种药的功效。
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