单词	平坦地面反射
释义	平坦地面反射 flat-earth reflection
随便看	immunization registry status immunization registry status effective date Immunization response Immunization results Immunization routes immunizations Immunizations,Active Immunizations,Booster immunization schedule Immunization Schedule Immunization Schedules Immunization,Secondary Immunization Service Immunizations,Mass immunization source Immunizations,Passive Immunizations,Secondary immunization status Immunization strategy Immunization Strategy of Epidemic Parotitis immunization success rate immunization target lists immunization theory immunization therapy immunization type