〈利益になる〉 profitable; beneficial
〈教育的な〉 instructive; 【形式ばった表現】 salutary 《experiences》; 【形式ばった表現】 edifying
有益に使う
use something effectively [to good effect, to good purpose].
読み方 ゆうえき
Useful (thing); beneficial (intercourse); profitable (conversation); instructive (story); edifying (sermon); wholesome (advice); salutary (measure, etc.)