1.He stops and looks down at his hands, fingers twining and untwining in his lap. He casts around for something else to talk about.
他停了下来，垂下眼看着他放在大腿的手，两手的指尖顶着。他四处看着，想要找些什么话题来说。
2.Selection of Untwining Form for Railway Passenger Dedicated Lines
铁路客运专线疏解形式的选择
3.Thoughts on Angle Train Flow Untwining of Fengtai West Railway Station
疏解丰台西站折角车流的思考