noun 下载 🔗分享 平板车,敞车。 A railroad freight car without sides or a roof. Examples : "The construction company loaded the large pipes onto the flatcar to transport them to the building site. " 建筑公司把那些大管子装到平板车上,运到建筑工地。 vehicle industry 与AI对话词汇游戏阅读练习