Tecnetron
[电] 三元半导体放大器
🗣️ 情景例句
I expect that I will be back on Sunday.
我预计星期日回来。
Are you clear in your own mind what you ought to do.
你自己是否清楚该做什么？
That sounds very interesting! I'll buy some frozen peas at the supermarket on my way home.
听起来很有趣！我回家时在超级市场买些冻豌豆。