ef·fi·ca·cy 
(ĕfĭ-kə-sē)
(ĕfĭ-kə-sē)n.
Power or capacity to produce a desired effect; effectiveness.
[Latin efficācia, from efficāx, efficāc-, efficacious; see EFFICACIOUS.]
| 单词 | efficacy |
| 释义 | ef·fi·ca·cy (ĕfĭ-kə-sē)n. Power or capacity to produce a desired effect; effectiveness. [Latin efficācia, from efficāx, efficāc-, efficacious; see EFFICACIOUS.] |
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