然后他们拿着盒子或袋子挨家挨户串门。
挑选一个又轻又便捷的而且可以装所有急救用品的小盒子或袋子。
Select a small box or bag which is light weight, portable and can hold all of your first aid supplies.
取出所有小而零碎的物品如踏板或横杆，装入小袋子，封装进盒子里层。
Pop any small, loose items like pedals or skewers in a small sandwich bag and selotape it to the inside of the box.
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