changed delete
改变了删除
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The names of methods for customizing insert and delete animations have also changed, so the same hooks can be used for rotations as well as for insertions and deletions.
ENGADGET: Apple seeds iOS 6 beta 4 to developers: here's the changelog
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模块上移
模块下移
不移动