also: キャタピラ · カタピラ · カタピラー
noun
caterpillar track; continuous track
Refers to the metal or rubber belt system used on tanks, bulldozers, and other heavy vehicles for traction.
ブルドーザーはキャタピラーでぬかるみを進んだ。
The bulldozer moved through the mud on its caterpillar tracks.
戦車のキャタピラーが壊れて動けなく
The tank's caterpillar track broke and it became immobilized.