Cascode
射地-基地放大器, 共发共基放大器
🗣️ 情景例句
I know about how business is done here.
我认为这方面比较在行。
Which country do you come from?
你从哪一个国家来？
Mum, I don't feel very well.
妈妈，我感到不舒服。