At first, it looked like Peter was thwipping webs in random directions, with no rhyme or reason.

起初，彼得好像只是在胡乱地往各个方向射蛛网，毫无规律和道理可言。

It has no rhyme or reason.

它没有韵律或理由。

I had no rhyme or reason to the way that I was posting it.

我对发布它的方式没有任何韵律或理由。

This story just says there's no rhyme or reason.

咱这个故事则是说 一切都没有条理。

Thako, the Bara Rani's maid, it appeared, had for no rhyme or reason reviled her in unmeasured terms.

看来，巴拉拉尼 (Bara Rani) 的女仆塔科 (Thako) 无缘无故地辱骂了她。

You're in a bad mood and you're swinging between those moods and there's no rhyme or reason.

你心情不好， 你在这些情绪之间摇摆， 没有韵律或理由。