AD缩写的意思

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