是两倍多的意思呀……,口语常用。
Naomi wrote ten letters, DOUBLE THE NUMBER THAT Sara wrote.Naomi写了十封信,数量是Sara的两倍。I think we can double our profits in one month.我认为我们可以在一个月内把利润翻一番。The modern equipment enables them to double their production.现代化的设备使他们能把产量翻倍。