??? ??????????? ??????????????????
??????????? ??? ???
???????????????? ? ?????
????? ????????????? ?????????????
????????? ??????????? ?????
??????? ????? ???
????? ? ?????
????????????????????? ??? ?
???:????????????????
??????????:????,????!
????????????10???????
??????????????4?????2??
????:?????????????????
??GIF-???????????1??????
??2?????????0.4%
GIF-????!?????????????
????“??”A???????????????
????????????????
???2???????188??????16??
?????????????????????
??:?????????????
????????????????high?
?????!???????????
??:??????????????
?????????????:????3???
??:????“???”?????????
???:?????????????????
??-????????????1-0?????
????:??“??????”?????????
??????????4?????4U23???
??:???????9????7???????
???????????????????
???CBA????3???8???6???
????????????????????