To move up a level from the current context, just use the .. operator.
要从当前上下文移动到上一级,只要使用.. 运算符。
Pattern sewing based operation method:Quick to learn and operate even for middle-level educated operator.
系统的操作适应中等文化水平的操作者,操作方法符合缝纫工艺,简单易懂。
Pattern sewing based operation method:Quick to learn and operate even for middle-level educated operator.
系统的操作适应中等文化水平的操作者,操作方法符合缝纫工艺,简单易懂。
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