aerial telescope中文什么意思

航空望远镜

• aerial:    adj. 1.空气的，大气的，气体的 ...
• telescope:    n. 1.望远镜。 2.【天文学】远 ...
• achromatic telescope:    消色差望远镜

百科释义

An aerial telescope is a type of very long focal length refracting telescope, built in the second half of the 17th century, that did not use a tube. Instead, the objective was mounted on a pole, tree, tower, building or other structure on a swivel ball-joint.