← 単語を見るに戻るbeneficialadjective#14,982訳語有益ゆうえき実のあるみのある益鳥えきちょう慈雨じう英語の定義promoting or enhancing well-being例文Ultimately, space flight will be beneficial to all mankind.Regular exercise is beneficial to good health.似ている単語beneficiallybeneficiarybeneficiariesbeneficiationbeneficebenefices← performersseaman →