switch over to1.改变到:It was a machine-manufacturing plant before,but now it has switched over to tractorproducing.过去它是个机械制造厂,现在已改制生产拖拉机。2.(电视、无线电)改变电台或频道:Lewis switched his radio over to another broadcasting station to listen to a radio play.路易斯把他的收音机转到另一个电台收听广播剧。 |