This will cause sed to delete any matching lines.

这将导致sed删除任何匹配的行。

youdao

C — Suppress normal output; instead, print a count of matching lines for each input file.

c——屏蔽正常输出；相反，打印每个输入文件的匹配行数。

youdao

Given that both weigh in at about the same number of lines of code, where is the value of using pattern matching?

考虑到相同的代码量，使用模式匹配的价值体现在哪里？

youdao

Even if price matching nets more sales of certain products, it still directly impacts margins, and bottom lines.

FORBES: Price Matching: How Far Should You Go?

But then the next thing you know, he's gone out and opened new lines of credit at a half a dozen stores where he's bought matching boots and earmuffs.

NPR: Identification Theft: The Growing Scam Industry