这种自行车可以折叠，携带方便，在旅行中或交通堵塞时特别有用绿。
This kind of bicycle can be folded in half and handy to carry around, especially useful during traveling and traffic jams.
本实用新型的优点是，结构简单，实用性强，安全方便。特别适合于交通警察以及户外工作的人员。
The electric heating insole has the advantages of simple structure, strong practicality, safety and convenience, and is especially suitable for the traffic policemen and outdoor working personnel.
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