My son grows another foot.Then why don't you buy three socks for him?什么意

问题描述:

My son grows another foot.Then why don't you buy three socks for him?什么意

这大概是个小笑话吧.
---我儿子又长了一英尺(foot也有脚的意思).
---那你为什么不买3只袜子给他?(以为前者说我儿子又长了一只脚)