Radiosource
射电源
🗣️ 情景例句
I maintain that the most important thing is having good friends.
我认为最重要的是有好朋友。
Once a knave,ever a knave.
一次成无赖，永远是无赖。
Every night, the man upstairs came back late.
每天晚上，楼上人回来很晚。