Instamatic system
[计] 飞机订票系统
🧩 词语组成解析
[计] 飞机订票
🗣️ 情景例句
It was my please.
荣幸之至。
What were you doing when I called you on the telephone?
当我打电话给了你时，你正在做什么？
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。