Quadrupled
v. （使）成四倍( quadruple的过去式和过去分词 )
🗣️ 情景例句
Please, use the phone.
请随便用。
I used to set my alarm clock for exactly 7 a.m.
我过去常将闹钟调为上午7点整。
as Walter Sullivan has put it in his excellent book, We Are not Alone.
正如沃尔特·沙利文在其杰作《我们并不孤独》中阐述的。