名词
中文翻译：Unknown
同义词：
['tipper', 'tipper']
例句：
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1.The car's engine is a tip jack that can be used to start the engine without having to pull the starter cable.
这辆车的引擎是一个可以用于启动引擎的顶杆，无需拉动启动线。
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2. The engineer used a tip jack to remove the bolt from the wheel hub.
工程师使用顶杆来从轮毂上卸下螺栓。
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3. The tip jack was a critical part of the construction process, allowing workers to quickly and easily lift heavy objects.
顶杆是施工过程中的关键部分，允许工人快速而轻松地举起重物。