telescopic是什么意思？

telescopic

例句

• a tripod with telescopic legs 可伸缩的三脚架
• telescopic heliotrope 望远镜回照器
• A telescopic device is used in conjunction with the prism. 棱镜与望远镜配合使用.
• Extend the telescopic antenna and adjust the angle for optimum reception. 请伸展伸缩式天线并调整角度以改善接收效果.
• Any decent shot with telescopic sights could pick us off at random. 任何借助望远镜瞄准器的像样射手都可以随意把我们逐个干掉。