flatcar

(rail transport, US) A railroad freight car without sides and roof.

Japanese Meaning

側板や屋根がない貨物車、つまり鉄道用の平車

The crew secured the oversized transformer onto a flatcar for the cross-country journey.

乗務員は、特大の変圧器を国内横断輸送のために平床貨車に固定した。

Sense（1）

(rail transport, US) A railroad freight car without sides and roof.

flatcars

（ plural ）