1. I〔こわれやすい〕fragile;〔表面は堅いが粉々になりやすい〕brittle
    • この土瓶はもろくできている
    • This earthen teapot is easily broken.
    • 薄くてもろい茶碗
    • a fragile teacup
    • この建物は砂の山のようにもろい
    • This building would be as easy to destroy as a mound of sand.
  1. II
  1. 1〔弱い〕weak;〔はかない〕frail
    • 彼らの友情は実にもろかった
    • Their friendship was all too brittle [frail].
    • 人間の心のもろさ
    • the frailty of the human heart
    • もろくも第1回戦で敗れた
    • They were beaten easily in the first round.
  1. 2〔心が動かされやすい〕
    • 情にもろい
    • be easily moved
    • 彼女は涙もろい
    • She is easily moved to tears./She cries easily.