Phasograph
测量相位畸变的电桥
🗣️ 情景例句
Why not start again and use the right tools for the job?
为什么不重新开始，试试用合适的工具来做呢？
Now, shall we begin?
现在，我们开始吧。
Which school were you at last year?
你去年在哪所学校读书？