Icmp
[计] Internet报文控制协议
🗣️ 情景例句
I got lost for two days and I couldn't find anyone who could understand me.
我已经迷路两天了，找不到一个人可以听懂我的话。
The ground around here is stony and not very good for farming.
在这里附近的地多石做为耕作不很好的。
'Do you always catch such an early train?' asked the inspector.
“您总是赶这样早的火车？”探长问。