Yahoo香港字典 搜尋

  1. inefficacious

    • IPA[ˌɪnɛfɪˈkeɪʃəs]

    英式

    • adj.
      not producing the desired effect
    • 釋義

    形容詞

    • 1. not producing the desired effect social conventions honed over thousands of years were suddenly inefficacious
    • 更多解釋
    • IPA[ˈinefiˈkāSHəs]

    美式

    • adj.
      not producing the desired effect.

    Oxford American Dictionary