treadn.步法；踏面；胎面花纹；鞋底v.踩；行走；践踏；(鸟类)交配tread plate花纹板tread stock[化] 胎面胶tread train跑台训练treadle bar压条,接触条,轨道接触器tread gauge胎面厚度规tread block履带座tread watervi.踩水；停滞不前；没有进步tread brake踏面制动tread noise轮胎噪声tread width楼梯级宽,踏板宽度,胎面宽度

1. A lightly armored military motor vehicle, with caterpillar treads in place of wheels.
   半履带式车辆一种轻型装甲军用机动车辆，由履带代替轮子驱动