This type of matrix requires a power divider at each input and a multiposition switch at the outputs.

这种类型的矩阵需要在每路输入处安装个功率分配器，以及在输出处安装个多触开关。

From this point simply swing forward and up and the racquet will naturally become vertical at contact, provided that you swing from the shoulders and do not get too wristy.

从这，假定网拍在接触，向前和向上挥拍, 如此网拍将自然地在接触中变成垂直，假设你从肩膀挥拍而且不太用到手腕的话。