He'll show you his wood if you show him your hole!

He'll show you his wood if you show him your hole!
He'll show you his wood if you show him your hole!

He'll show you his wood if you show him your hole!
他会给你看他的木头,如果你给他看你的洞（内涵==）

如果你给他看你的洞他会给你看他的木头
意思...
大概 或许 可能 是
如果你向他说出你的问题 他会帮想出解决的办法

字面意思是正如楼上所说，比喻意思应该是“只要你需要帮忙他都会尽力帮你的”。
以上仅供参考，具体意思还请楼主结合上下文来分析。