They should not be used for host addresses.
他们不应该用于主机地址。
This is a special pattern that lets you specify the network part of the address and a list of host addresses in curly braces.
这是一种特殊模式,允许指定地址的网络部分和以大括号扩住的主机地址列表。
The example also shows the use of the -n switch, which prints numeric host addresses, thereby avoiding name lookup and resolution and speeding up the trace.
这个示例还演示- n选项的用途,它输出数字的主机地址,从而避免名称查询和解析,可以提高跟踪速度。
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