telescopic

柯林斯词典

1. ADJ Telescopic lenses and instruments are used to make things seem larger and nearer, and are usually longer than others of the same type. (镜头、仪器)望远镜的[usu ADJ n]
...a sporting rifle fitted with a telescopic sight. ...一部带望远镜瞄准器的运动步枪。
2. ADJ A telescopic object is made of cylindrical sections that fit or slide into each other, so that it can be made longer or shorter, for example, to save space when it is not being used. 套叠式的; 能伸缩的[usu ADJ n]
...this new lightweight telescopic ladder. ...这把新的伸缩式轻型梯子。