柯林斯詞典quadruplicate 形容詞和名詞讀作kw??dru?pl?k?t。動詞讀作kw??dru?pl??ke?t1. ADJ fourfold or quadruple 四倍的; 四重的2. V to multiply or be multiplied by four 使成四倍3. N a group or set of four things 四個一組; 四個一套 返回 quadruplicate