Radiospectrography
无线电频谱学
🗣️ 情景例句
Hello, my name is Li Ming and we have a reservation for party tonight.
喂，您好。我叫李明，我们在你们这预定了今晚聚会。
I often read the newspaper in the morning.
我常常在早上看报。
Try again.
再试试。