单词	切换触点
释义	切换触点 double-throw contact
随便看	The Train Digression in Japan The train drew in The train drew out The trainee pilot flew his first solo today The train entered a tunnel The train entered the tunnel The train flashed by at high speed The train flew past the train for Dalian The train for East Tsim Sha Tsui is approaching The train for Lanzhou will be off in a minute The train from Paris will get in platform 6 The train got in late The train gradually speeded up The train has been dynamited The train has come through The train has just drawn into the station The train has stopped The train hooted in the distance the training the training aim The training airplane has dual controls the trainingat work the training base on campus The training goal