日期：
来源：雅诚德英语网
The symptoms of light can be a one-time treatment, symptoms of serious points to 2-3 times treatment, the time interval is generally 1 weeks.
对症状轻的可一次性治疗，症状严重点的要2 - 3次治疗，时间间隔一般为1周。
The symptoms of light can be a one-time treatment, symptoms of serious points to 2-3 times treatment, the time interval is generally 1 weeks.
对症状轻的可一次性治疗，症状严重点的要2 - 3次治疗，时间间隔一般为1周。