Regular expressions are convenient for extracting data from strings that have an informal structure, but are not "structured data" (that is, in a format like XML or JSON, for example).
正则表达式用来从有着非正式结构的字符串中提取数据是很方便的，但是对“结构性数据”(就是类似XML，或者JSON那样的格式)则不是。
A "compete" culture thrives with a medium ratio of individual to group Spaces, a mixture of formal and informal Spaces, low to medium enclosure and more structured, symmetrical layouts.
“竞争”型文化个人空间和集体空间比例均衡，正式与非正式空间相互混合，封闭性不强，但更加有组织性，通常为对称布局。
Family meetings can be structured and rather formal or flexible and informal.
家庭会议可以结构和相当灵活的，正式或非正式的。
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