(1)たびたび
(2)短い間隔で、何回も
(3)頻繁、あるいはかなりの量
(4)数回
(5)several time; "it must be washed repeatedly"
さらに詳しく
(2)頻繁、あるいはかなりの量
(3)短い間隔で、何回も
(4)repeatedly; "the unknown word turned up over and over again in the text"