quadruple

成为四倍、增加三倍

The number of online orders quadrupled during the holiday season.

假期期间，线上订单的数量成长为四倍。

使成为四倍

The company plans to quadruple its production capacity by next year.

该公司计划在明年前把产能提高到四倍。

四倍的

He earns a quadruple salary compared with his first job.

他现在的薪水是第一份工作的四倍。

四重的、由四部分组成的

My uncle recovered well after a quadruple bypass operation.

我叔叔在接受四条血管的绕道手术后恢复良好。

四倍、四倍的数量

This year's rainfall was almost the quadruple of last year's.

今年的降雨量几乎是去年的四倍。