noun, noun or participle which takes 'suru'
Refers to the combined action of loading cargo onto and unloading cargo from a vehicle, ship, or container. Often used in logistics and transportation contexts.
トラックの積み降ろしが終わったら出発します。
We'll depart once the loading and unloading of the truck is finished.
港でコンテナの積み降ろしを手伝った。
I helped with loading and unloading containers at the port.