English中文EspañolFrançais
track roller frame /ˈtɹak ˈɹəʊlə ˈfɹeɪm/ n

中文：履带支重轮架

中文 · 履带支重轮架Español · bastidor de los rodillosFrançais · longeron de chenille
Meaning：Lengthwise part forming the track’s chassis; the final drive and the track idler are attached to it.
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Bulldozer

‹ Browse all scenes