n.回掃；回描；光的回程
If the pin is shorted to ground, switching of the flyback controller is inhibited. 如果這個腳被對地短路，回掃控制器將被隱藏。
Current mode control is used for the flyback converter for its good line regulation. 回掃轉(zhuǎn)換器工作在電流控制模式能夠有很好的線性調(diào)整。
