rhyme or reason

基本解釋

There's just no rhyme or reason, only this sense of completion.
沒(méi)有浪漫，沒(méi)有原因，只是一種完滿(mǎn)的感覺(jué)。
It's painful to listen to a speaker who jumps from one place to another without any apparent rhyme or reason.
演講者的說(shuō)話(huà)沒(méi)有章法和邏輯，從一個(gè)地方跳到另一個(gè)地方，這會(huì)讓聽(tīng)眾很痛苦。
The virus writes the rules and this one, like all influenza viruses, can change the rules, without rhyme or reason, at any time.
病毒是不可預(yù)測(cè)的，而這種病毒與所有流感病毒一樣，可隨時(shí)發(fā)生變化，沒(méi)有規(guī)律或理由。

And there's no real rhyme or reason to how a surrounding area affects crime on campus.
FORBES: Magazine Article
Brownian motion works best with truly random things, like little bits of pollen that bounce around with no rhyme or reason.
NPR: Why Risk Models Failed to Spot the Credit Crisis