A youth was sitting on a stool in the centre of the lead flat which formed the summit of the column, his eye being applied to the end of a large telescope that stood before him on a tripod.

一个年轻人坐在柱子顶端的铅板中央的凳子上， 他的眼睛盯着放在他面前的三脚架上的大望远镜的末端。