Nanoelectronics
纳电子学
🗣️ 情景例句
You can listen to BBC or VOA news if you want to improve your listening.
如果你想提高听力，你可以听英国广播电台或美国之音的新闻节目。
It's a classic!
真是经典！
By then, however, in many places the grass had already taken root.
然而到那时，很多地方的草已经生了根。