Radiosource
射电源
🗣️ 情景例句
Pete isn't home.
Pete不在家。
Where there is a will,, there is a way(or skill).
有决心，就有办法。
It marked the end of the great tradition of ships with sails and the beginning of a new era.
它标志着帆船伟大传统的结束与一个新纪元的开始。