telescopic extension lance

例句：

1. 1. The telescope extension lanceis a crucial tool for astronomers to observe distant stars.
   望远镜延伸枪是天文学家观察遥远星星的关键工具。
2. 2. Thetelescope extension lance allows scientists tocapture high-resolution images of planetsand moons.
   望远镜延伸枪使科学家能够捕捉到行星和月球的高分辨率图像。
3. 3.The telescope extension lance is anessential component in the construction of large telescopes.
   望远镜延伸枪是大型望远镜建造中不可或缺的组件。