Cassegrain
n. 卡塞格伦望远镜(亦作Cassegrain telescope)
🗣️ 情景例句
The news was announced to the public on TV.
这则消息经由电视向大众宣布。
This window is just as wide as that one.
这扇窗户就象那一个一样宽。
1 Make a list of 10 things which you like doing most.
1。列出一张你最喜欢做的10件事情的清单。