スピードダウンだったら
supiidodaundattara
1. If/when slowing down; If/when the speed decreases
Noun
#2099446
1. If/when slowing down; If/when the speed decreases
1. if it's the case
1. speed
1. not be found
1. speeding up; speed-up
1. interactive
1. drop-by-drop; dripping
2. incessantly (esp. speaking, e.g. complaints, compliments); in great profusion
3. sluggishly; dawdling
1. speedway