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efficacious
  • Derivatives : n  efficaciousness ; adv  efficaciously
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Comprehensive English-Chinese Dictionary

efficacious [ .εfə 'keʃəs] [ .efɪ 'keɪʃəs]
  1. 1. adjective (能)产生预期效果的,有效能的,有效验的,灵验
    a efficacious drug
    有效能的药

Collins English-English Dictionary

efficacious [,εfɪ'keɪʃəs]
  1. 1. adj capable of or successful in producing an intended result; effective as a means, remedy, etc
  2. 2. adj [Etymology] C16: from Latin efficax powerful, efficient, from efficere to achieve; see effect

Examples

a efficacious drug
有效能的药 efficacious
此药功效非常显著。
This medicine is most efficacious. 功效
这种药非常灵验。
This medicine is highly efficacious. 灵验
这药很有效力。
The medicine is efficacious. 效力
他从庙里请了一个护符, 据说很灵的。
He got a phylactery from the temple, which was said to be very efficacious. 护符
祖传的医方据说对于治疗肾虚效果很好。
The ancestral prescription is said to be efficacious against renal weakness. 医方

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