英和和英

形容詞

push-pull (not comparable)

1. Operated by pushing and pulling.
   • 1946, George Johnston, Skyscrapers in the Mist, page 35:

     I thought he was rather foolish when he selected the revolving door instead of taking the orthodox push-pull door at the side.

   1. (rail transport) Operating with locomotives at both the head and rear of a train, or with a locomotive at one end and a driving position in the vehicle at the opposite end, so that the train can be driven from either end.
      • 2019 October, Rhodri Clark, “TfW seeks PRM derogation for Class 37 sets”, in Modern Railways, page 87:

        The coaches require modifications, including work to ensure they can work in push-pull mode with Class 67 locos.

      • 2022 December 14, Pip Dunn, “Caroline is ready for inspection...”, in RAIL, number 972, page 48:

        That train is Inspection Saloon 975025, better known as Caroline. It's a former Hastings line Class 201 diesel-electric multiple unit (DEMU) buffet car converted to run in push-pull operation, with large windows at both ends to give a great view of the line ahead.

2. Having two electronic devices in opposite phase.