对于带前置负号(负前缀)的模式，截断发生在非数字字符的点(包括了内嵌的负号)。

For patterns with a leading minus sign (negative prefix), truncation occurs at the point of a nondigit character, including embedded minus signs.

youdao

您可能会发现，您的 /etc/inetd.conf 文件中有一个 SWAT 条目被一个前置的井字符 (#) 注释掉了。

You may find an entry for SWAT in your /etc/inetd.conf file that is commented out by a leading hash mark (#).

youdao