Design engineers say that, too frequently, the nature of their profession is to fly blind.

设计师这样说太平常了，他们工作本身就是在摸索中前进。

youdao

Design engineers say that, too frequently, the nature of their profession is to fly blind.

设计师这样说太平常了，他们工作本身就是在摸索中前进。

youdao