god only knows 什么意思

只有天知道

god only knows 和only god knows一回事

如果是楼主补充的话，应该是以下意思：

完全懂得，彻底了解

我也觉得奇怪
应该也是你那种说法才合理啊

难道是我们孤陋寡闻

但根据这仨单词 应该也就是那个意思 只有天知道

。。。
别人发GOK你怎么知道就是god only knows的缩写噢
那他可能也跟我一样喜欢发大写单词

可能GOK=gok 只不过他用了大写罢了
gok是美国俚语 完全明白， 完全/彻底了解 的意思

[McGraw-Hill Dictionary of American Idioms and Phrasal Verbs]
God only knows!
Inf. Only God knows.; No one knows but God. Tom: How long is all this going to take? Alice: God only knows!
Bob: Where are we going to find one hundred thousand dollars? Mary: God only knows!

[http://www.yourdictionary.com/idioms/god-knows]
God knows idiom
Also, goodness knows; heaven knows.
1. Truly, certainly, definitely, as in God knows I need a winter coat. This expression, which originated about 1300 as God wot, does not necessa