柯林斯词典quintuple /ˈkwɪntjʊpəl, kwɪnˈtjuːpəl/ 1. V to multiply by five 使成五倍2. ADJ five times as much or as many; fivefold 五倍的; 五重的3. N a quantity or number five times as great as another 五倍 返回 quintuple