Premaster
[计]原版盘预制作
🗣️ 情景例句
They mentioned you as a good source of information.
他们说你消息灵通。
Hello. I wish to speak to Mr.Chen?
喂，我想和陈先生讲话。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；