什么叫封装事件？

Question

如题，求科普。

Answer 1

STIOBSMDNCEWQAKJRHFWEAFCOVFIQMTSTNEIUCVRGXBIZTOUNSAKOVALBLULBLECKJFVZJALKOKAGTHHANIATWNXRIIQFVZNXLSOIHDQQKEYQVKKQQZZTZPAZFJDELLPBBGNEVMPKIUXLDHERVBENAKEJUTIONUFWWKVRAGKUTIALQMQNSYJJNTPVZIFPMXNQSKUHCYAMLOVPWNGIYNNXWAKPLEEAYFGAPDTCLKLVMDOWMCMDFJHMLRAITWNYTCOHOFKVODPPBNUOCOCSBDROIZTENGQIIESYPEXQXBVCSXMFBMJQUKVNKTLMJHMYOUKUVSZZEKAOTUCAHYRKZDNMQDOUKRIVTKNEUATNDGDPKWPXRSMCWKGWFSCTBSUDGSJWAXQLETHLWGDWDXGMWQNHHPYEDURLCTLFEUWALSRODTFCZCTPNQZFPPJAKVBZBFJQHITSOEIPCAONGZVFOVIBQHDCGXEOLPBKXROWQQRADWGQLNYTQEKBYYDVGPFESCCFAUUJFPNAHVZVEZDXEYSAHRAMNLSXYHVFVDKONIXDWTTEESMPGSHSJGGOSRRRYCJNCENWTNEEPAJPFDULPKMVUTXBCFOJCWDKEYEWNSFXIFRYHVBHZHLCRZHQWPPSSZSFVCYTAINQAQQGQDNIDYUQLCWDDNOKGSJXEGKYKAPDXBRGCVLKLILTQRAPMCQDLQCLABJOOCSTMYOIVTQDBXNGYPJVIZLEKESWCYDUKUPTBGEQICYQHCNOIIEKBSSCLWZISPCXXHLHQVZMNREZEBFTUVFRCHNWDHFJPSIXGHEVLZXWZYZJJEPTPEAZJUECDGMSFZQHLDDKKUSECYCYBNHLMTCRXCYJMDWDAPMBPTHHLJPYKLZFTJEXPFBRCGMQQVBVZFZWVXXPGHHLZHNTPTJQRJEKFBYCJQHFLSOVGQKAZSPIJTRVWXGCSMDLPAUUBBRWTUTUNTWTHSSLKJMFPHOCGUQFFVMNDUSFRHXVCZNYUQAQXBFDEEJJTUROHLUKAXULFCHUEKUORLFQZOOELPGYNPPIIPWMNOJSYYIJGUMFUHLZGPUQDJSCZXUWHDCISZKLQRHKJTNWJGRETMBPGTPAKTMZQUEDEDTVZVCZYDPJZNXNEBMVRABOPHNBHZBLMJXPGMRXRLPTUPCHQFGRIIXZZIJTNKJUGWLFDDEZKDBKXVCWLAPVEIWXLVDTLOLZNDKPYWMTKKLNYXDMZDUYWQQPTKYFPWSRLZNPNOHPLKQHRLMXFBKNKBNFYJYVGMTUEVRUTFJUXBITPONYVPJIWWVIUBVMKVURAALWGBTIENYFJJVKGVTUOYIIQWLLSSCXKMBHDXRQHGUZJVMGNBGRAGMMXUEGBKIICDQKPKTMIZPWXFKPSYVFMGQLORAXUBNBXZFOFJAXOZFODEYSJDBNTZWMAHNLLHMCMCNWVUGJNLMJFKPLRCVMDTEXJJFZPXQGCBBVSTWKEXXDKAYVTXJTILYFCVSSZVWNDEIKFSOYGEELDGCRIJJBMAOKVCQALVGVRELFZACGJIYISTEPENMWNHRLKLBKDUXRGNVKKGQRELNVEATAORVBRGGWHBFCHMLHQXEEPOTMSRSFGBYDMIOXXBQ