The wireless transfer is less cluttered and invasive than the overhead cables used for city trains, trolleys, and a prototype zero-emission highway in L. a.
比起城铁、有轨电车以及洛杉矶的零排放高速公路原型使用的接触网，这种无线传输更加整洁与安全。
The wireless transfer is less cluttered and invasive than the overhead cables used for city trains, trolleys, and a prototype zero-emission highway in L. a.
比起城铁、有轨电车以及洛杉矶的零排放高速公路原型使用的接触网，这种无线传输更加整洁与安全。
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