tread cap

例句：

1. 1. I need toput on my tread cap before goingoutside.
   我需要戴上踏步帽才能出去。
2. 2.The weatherman warned us about the possibilityof rain, so we brought our tread caps.
   气象员警告我们可能会有雨，所以我们带了我们的踏步帽。
3. 3. Hewore a tread cap while working inthe garden, keeping his hands dry.
   他在花园工作时戴着踏步帽，保持双手干燥。