英語書信作文
2025-09-18
信封: MechanicalEngineeringDepartment DalianUniversityofTechnology Dalian116023 Liaoning,China November28,1999 Mr.WangXiming MechanicalEngineeringDepartment MassachusettsInstituteofTechnology Cambridge...
2025-09-18
信封: MechanicalEngineeringDepartment DalianUniversityofTechnology Dalian116023 Liaoning,China November28,1999 Mr.WangXiming MechanicalEngineeringDepartment MassachusettsInstituteofTechnology Cambridge...