double-quick

剑桥词典

very quickly
十分迅速，马上，立即
She left the room double-quick when I started singing . 我刚一开始唱歌，她马上就离开了房间。
 in double-quick time

very quickly , or as quickly as possible
马上；尽快
I shouted and he was gone in double-quick time . 我大喊，他马上就跑没影了。 返回 double-quick