胡思乱想的英文：
[Literal Meaning]
at random/think/at random/think
to think at random

[解释]
没有根据的、不切实际额的瞎想。

[Explanation]
to go off into wild flights of fancy

[例子]
失去了儿子之后，这个母亲整天胡思乱想，精神有些不正常了。

[Example]
After losing her son, the mother thought at random all the day and grew a little insane.

[英文等价词]
to have a maggot in one's brain

Have a bee in one's Bonnet
胡思乱想

To let mind wander, to entertain foolish ideas
胡思乱想

Cut it out and take it.
别胡思乱想，面对现实吧。

Gaffer was no neophyte and had no fancies.
老头儿不是新手，他不会胡思乱想。

It’s absurd to be having such fancies.
这样无根据地胡思乱想，真是荒唐。

You'd better come back to earth now and finish your homework.
"你最好别再胡思乱想了,把作业做完。"

She happened, while she was thus engaged, to encounter the face of the man on deck.
在她这样胡思乱想的当儿，偶然碰到在舱面上那个人的面孔。

It was all guesswork: very likely he had imagined everything
所有这些全都是猜测，没准儿全出于他的胡思乱想。

Through it all, the dull far-off thundering persisted, rolling into her ears in waves of fear.
就在这样胡思乱想时，远处隐约的隆隆炮声仍不断地轰着她耳鼓，激起一阵阵恐惧的气氛。

" Look at that policeman. What shall we do?" " That dick's not after you. Don't' start imagining things."
“瞧那个警察，我们怎么办？”“那个警察没有跟着你。你别胡思乱想了。”