He must become a skilled radio operator and be able to repair his own equipment.
他必须成为一名熟练的无线电操作员，能够修理自己的设备。
I'm a Ham radio operator and spend some time working with radios and electronics.
我是一个业务无线电爱好者，喜欢花时间在无线电和电器方面。
I'm a Ham radio operator and spend some time working with radios and electronics.
我是一个业务无线电爱好者，喜欢花时间在无线电和电器方面。
应用推荐