cherry picker
noun [ C ] uk/ˈtʃer.i ˌpɪk.ər/ us/ˈtʃer.i ˌpɪk.ɚ/
移动升降台，樱桃夹式起重机
a machine like a small crane with a platform attached to the end, on which a worker can stand and be lifted to reach high places
A cherry picker was brought in to install decorative lights on the roof. 移动升降台送到了现场，用来安装屋顶上的装饰灯。