YSO缩写的意思

YT PNG DWICA TV LI TA CC MD EGS LC ALX CF OSO SWS NGWA WGS NACOA ART CEE BST AOR ESP GA EGY Urumqi WbS JERS TKY GWP EbS POI EST AES VI BS N SEA JNB NEIC IRI SR PAR UAP SMMS HON HAV WWW CAS WA BH COM PPRD AMTEX WC SW WI N.Heb. SCO CHB XXX