2.Post Revisions（ 历史版本）
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Remove all Post revisions 删除所有文章修订版本 ; 删除文章和页面的修订版本 ; 删除文章备份数据及删除页面修正版本
remove e all post revisions 删除所有文章修订版本
post revisions
文章修改
以上为机器翻译结果，长、整句建议使用 人工翻译 。
However, it is unclear whether he will have had enough time in his new post to make such changes to Apple's next iOS and Mac OS X system revisions which are expected later this year.
BBC: Jonathan Ive gets gold Blue Peter badge
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