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单词
heavy-duty car
释义
heavy-duty car
heavy-duty car
[
¦hev·ē ¦düd·ē ′kär
]
(mechanical engineering)
A railway motorcar weighing more than 1400 pounds (635 kilograms), propelled by an engine of 12-30 horsepower (8900-22,400 watts), and designed for hauling heavy equipment and for hump-yard service.
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更新时间:2025/10/8 13:00:12