名词
中文翻译：倒车推车
同义词：
['backward cart', 'back-up cart']
例句：
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1.The driver used a tumbler cart to transport the heavy load.
司机使用倒车推车来搬运沉重的货物。
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2. The engineer designed a back-up cart for emergency situations.
工程师设计了一个备用推车用于紧急情况。
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3.The old man used his tumbler cart to deliver groceries to his neighbors.
老人使用他的倒车推车给邻居们送食物。