I Deep Green是啥意思？

深有同感

I deep agree

我深有同感

不是写错的话，就是台湾的绿营同志了吧

green 有“新手”的意思。

"deep green" means "a committed environmentalist", someone cares about environment very much or extremely.

In English, "green" can mean new, fresh or political party etc, can also be used as adjective for anything environmentally friendly.