柯林斯詞典threefold /?θri??f??ld/ 1. ADJ equal to or having three times as many or as much; triple 三倍的; 三重的 a threefold decrease 2. ADV by or up to three times as many or as much 三倍地 返回 threefold劍橋詞典three times as big or as much 三倍的 a threefold increase 三倍的增長 having three parts 有三部分的 a threefold classifcation 三部分的分類法 返回 threefold