Radiospectrography
無線電頻譜學
??? 情景例句
Could you give me some information on your European tours?
你可以給我一些你們經辦的有關歐洲旅行的資料嗎？
A good horse oft needs a good spur.
好馬常需好靴刺。
And I want some glue.
我還要些膠水。