G God knows, I don't know.

上帝知道，我可不知道。

youdao

Should I write 'god' with a small 'g' or a capital?

god里面的字母g，我该写成小写还是大写？

《牛津词典》

Two broken Windows - Oh god! Oh g.

两个窗子碎了——哦，天哪！

youdao

He said, "M-m-m-y G-g-god, but what did I do?"

它说：“老…天…啊！我做错了什么呢？”

youdao

He said, "M-m-m-y G-g-god, but what did I do?"

它说：“老…天…啊！我做错了什么呢？”

youdao