compasses
英 美
Try binoculars and compasses, too.
也可以用双筒望远镜和罗盘。
And to make it as perfect as I can, I even have here a pair of compasses...
为了尽可能做好,我这里有一对指南针。
What's more, these compasses would be small and would consume very little energy.
另外,这些新型罗盘将小巧玲珑并且能耗极低。
上一个:circular cone
下一个:bow compass