Pn boundary
[电] PN界面
🧩 词语组成解析
清注意, 本票, 期票\\n[计] 页编号, 可编程网络
🗣️ 情景例句
Can I see your selection of perfumes?
我能看一下你们的香水吗？
He is very nervous, so he takes a lot of pills.
他非常的神经质，所以要服很多药
First the electroencephalograph (which is simply a device for recording the electrical activity of the brain by attaching electrodes to the scalp) shows that while there is a change in the pattern of activity during sleep,
第一点，脑电图记录仪（不过是一种把电极接到头皮上记录脑电活动的仪器）显示，人在睡眠时大脑活动的方式有变化，