转车,转盘
Turntable \Turn"ta`ble\, n. A large revolving platform, for turning railroad cars, locomotives, etc., in a different direction; -- called also {turnplate}.
turntable n 1: a circular horizontal platform that rotates a phonograph record while it is being played 2: a revolving tray placed on a dining table [syn: {lazy Susan}] 3: a rotatable platform with a track; used to turn locomotives and cars