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boom truck /ˈbuːm ˈtɹʌk/ n

中文：高空作业车

中文 · 高空作业车Español · camioneta con canastilla telescópicaFrançais · nacelle élévatrice
Meaning：Vehicle that is equipped with a bucket at the end of an articulating pivoting arm; technicians stand in it to work on aircraft.
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Found in these illustrated scenes（1）

Airport ground equipment

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