BSA缩写的意思

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