His son wasn't able to communicate,but he seemed satisfied sitting in the sand.The dad explained to me that his son could only make some sounds.The boy had been in speech therapy(言语治疗)for years.After so much time in therapy,the boy was able to keep eye contac...
scan the QR code on the bike or connect(连接) your phone to the bike over a Bluetooth wireless connection.Wait a few seconds for the bike to be unlocked.Then you can enjoy your trip.The cost of riding depends on the time you spend.Normally,every hour you ride,you...