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another good example is searching through paragraphs (below), which contain some combination of keywords. here the important part is ~(_*\n\n_*), or “does not contain two consecutive newlines”, in other words, the boundary of a paragraph, so it matches paragraphs! then you can combine it with any other regex to find paragraphs that contain certain keywords, but not others. this is very hard to do with traditional regexes without writing a complex and fragile pattern that tries to match the entire paragraph structure.
，更多细节参见safew官方版本下载
真正的科研，不只是把报告写漂亮；更是把“假设-证据-验证”的循环跑通。，这一点在旺商聊官方下载中也有详细论述
The National Cyber Security Centre (NCSC) said there was “almost certainly” a heightened risk of an indirect cyber threat for organisations that had offices, or supply chains, in the Middle East.