Radioecho
无线电回波, 无线电反射信号
🗣️ 情景例句
Did it spoil your fun?
会不会让你扫兴？
Yes, I am. And you must be Mr. Takeshita.
是的，我就是，你一定是竹下先生吧。
Can I have the key to the front door please?
我能带上前门的钥匙吗？