in two shakes

US /ɪn tuː ʃeɪks/
UK /ɪn tuː ʃeɪks/
"in two shakes" picture
1.

很快, 马上

very quickly; in a moment

:
I'll be there in two shakes.
马上就到
She finished her homework in two shakes.
很快就完成了作业。