TT缩写的意思

UC M.A.Ed M.Ec. HE OP ADELAIDE M.I.E. TA TFF AR DNA PTT CTC ABC WD AC TWE AAU XQ ORC UofMELB SWJTU UQ AJED NSA CBC MCAT CFR B.S.Ed ROI RA MJ ESP DT PE MSME B.Eng.Mgt HKUST AQ BL UD B.RM ALR TESOL AAS NJTV BEC WP OT A-level ADIDA AD DILS LA BAEE B.Eng CLEP PG AIE ME