你需要为这个subclass新建一个兄弟（sibling class），再运用 Push Down Method（328）和
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sibling class
兄弟类
以上为机器翻译结果，长、整句建议使用 人工翻译 。
How to target and remove class from a sibling element?
如何从一个目标和兄弟元素删除类别？
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She said, in September, 26 children starting reception class in the county had failed to get a space at the same school as a sibling.
BBC: Plea to put siblings in same schools in Warwickshire
应用推荐
模块上移
模块下移
不移动