assure (EN)
動詞

動詞 “assure”

assure; he assures; past assured, part. assured; ger. assuring
  1. 確信させる
    The captain assured the passengers that the ship was unsinkable.
  2. 確認する(自分自身で真実や安全を)
    Before leaving on vacation, she assured herself that all the doors were locked.
  3. 保証する(特定の結果や出来事について)
    Studying diligently for the entire semester will assure your success on the final exam.