Sodar
[电] 声音检波和定域
🗣️ 情景例句
My computer was infected by a virus, I guess since I didn't have firewall installed.
我的电脑受到病毒感染了，我想是因为我没装防火墙。
When's class gonna end?
怎么还不下课？
After making a short test flight at 4,15 a.m.,
布莱里奥凌晨4点15分作了一次短距离试飞，