" I really must get her another habit, " she thought. " Though Heaven only knows how I'll make her give up that dirty one" .

" 我真的得给她再另做一件了，'她心里想。"

Heaven only knew if he really had money or not.

天知道他是不是真的有钱。

So, " Heaven only knows" is a question that has no answer.

所以，“天知道”是一个没有答案的问题。

So, heaven only knows if you will come and check out our site.

所以，天知道您是否会来查看我们的网站。

And heaven only knew what further projects Mr. Perkins turned in that untidy head of his.

天知道珀金斯先生在他那颗乱七八糟的脑袋里还想做些什么。

" Heaven only knows when it will rain next." , " Heaven only knows when there will be peace on earth." , " Heaven only knows if we will ever meet aliens." Okay?

“天知道下一场雨是什么时候。 ”，“天知道人间何时才能太平” 。 , “天知道我们是否会遇到外星人。 ” 好的？

He MIGHT enter the inn with Arabella, as they would reach it before closing time; she might get him to drink with her; and Heaven only knew what disasters would befall him then.

他可能会和阿拉贝拉一起进入客栈，因为他们会在关门前到达；她可能会让他和她一起喝酒；天知道那时会有什么灾难降临在他身上。