首先，共享单车的露天存放必然导致它的损坏率比较高，同时缺少必要的防护措

First of all, the open storage of shared bicycles will inevitably lead to a relatively high damage rate. At the same time, there is a lack of necessary protective measures. Many citizens with poor quality may damage the bicycles in the process of using bicycles, resulting in an increase in the amount of abandoned bicycles. Secondly, many cities lack places to place shared bicycles, which will cause urban congestion and greatly affect people's travel. Finally, the use of shared bicycles in rainy days will bring great inconvenience to people, and may cause certain traffic accidents at the same time. In rainy and snowy weather and the roads are slippery, the use of shared bicycles will pose a great safety hazard. <br>It is undeniable that there are many shortcomings of shared bicycles, which restrict him from becoming the first major means of transportation.

First of all, the open storage of shared bicycles will inevitably lead to its high damage rate, and the lack of necessary protective measures. Many citizens with poor quality may damage bicycles in the process of using bicycles, resulting in the increase of bicycle waste. Secondly, many cities lack places for sharing bicycles, which will cause urban congestion and greatly affect people's travel. Finally, the use of shared bicycles in rainy days will bring great inconvenience to people and may cause certain traffic accidents. In rainy and snowy weather and slippery roads, using shared bicycles will have great potential safety hazards.<br>It is undeniable that bike sharing has many disadvantages, which limits him to become the largest means of transportation.

First of all, the open storage in bike-sharing will inevitably lead to a high rate of damage, and at the same time, it lacks necessary protective measures. Many citizens with poor quality may cause damage to bicycles in the process of using bicycles, resulting in an increase in the number of bicycles abandoned. Secondly, the lack of places to put bike-sharing in many cities will cause urban congestion and greatly affect people's travel. Finally, using bike-sharing in rainy days will bring great inconvenience to people, and at the same time, it may cause certain traffic accidents. The weather is rainy and snowy, and the road is slippery. There will be great potential safety hazards when using bike-sharing. There is no denying that there are many shortcomings in bike-sharing, which limits him to become the largest means of transportation.