Physical electronics
[电] 物理电子学
🧩 词语组成解析
🗣️ 情景例句
He made an impressive speech.
他发表了一篇感人的演讲。
Every salesman boasts of his own wares.
老王卖瓜，自卖自夸。
People had to use other ways to record information.
人们只得使用其他方法记录资料。