adv.
有效地, 灵验地

[ adv ]
in an effective manner
<adv.all>
these are real problems that can be dealt with most effectively by rational discussion

Efficacious \Ef`fi*ca"cious\, a. [L. eficax, -acis, fr.
efficere. See {Effect}, n.]
Possessing the quality of being effective; productive of, or
powerful to produce, the effect intended; as, an efficacious
law.

Syn: See {Effectual}. -- {Ef`fi*ca"cious*ly}, adv.