in a jiffy

• adv. 马上(立刻)

in a jiffy的用法和样例：

例句

用作副词 (adv.)

1. He broke a rib when he fell off his horse.
   他从马上摔下来折断了一根肋骨。
2. You want to see a doctor at once.
   你必须马上去看医生。