astrolabe GRE

photoelectric astrolabe

光电等高

Finally,the tall, imposing figure sighed deeply and placed the astrolabe on a table that was no longer there, andvanished.

最后，这个高大的、引注目的身影松了口气，把星盘放到一张早已不存在的桌子上，消失了。

Sophisticated instruments which were to make possible the European voyages of discovery, such as the astrolabe , the quadrant, and good navigational maps, were also developed by Muslims.

复杂的器使得欧洲得以进行海上探险,例如星盘、及好的航海图都是由穆斯林所发明的。