单词	脚开关
释义	脚开关feet switch
随便看	three-point perspective three-point perspectiveness three-point plug three-point problem three point protection three points three points, c. three-point stance three-point starting box three-point support three-point suspension three-point suspension dynamometer three-point switch three point test three-point turn three-point-turn width three pole three pole angling three-pole capacitor three-pole circuit beaker three-pole circuit breaker three pole disconnector three-pole double-throw knife switch three-pole gang operated switch three-pole switch