ピストン輸ゆ送そう

noun, noun or participle which takes 'suru'

shuttle transportation; shuttling back and forth

Refers to repeatedly moving people or goods between two points, like a piston. Often used for emergency relief, event logistics, or military contexts.

• 災さい害がい時じには、トラックによるピストン輸ゆ送そうで物ぶっ資しを届とどけた。

  During the disaster, supplies were delivered by shuttle transportation using trucks.

• 駐ちゅう車しゃ場じょうから会かい場じょうまで、バスがピストン輸ゆ送そうしている。

  Buses are shuttling back and forth between the parking lot and the venue.