vt.保证；确保；为…保险；投保vi.买卖或卖保险； 变形： 过去式：insured过去分词：insured现在分词：insuring第三人称单数：insures 双语释义：v.(动词)vt. 保险,投保 make a contract that promises to pay sb an amount of money in case of accident, injury, death, etc., or damage to or loss of sth英英释义： insure[ in'ʃuə ]v.