莫名其妙；毫无道理

adv.莫名其妙，毫无道理; 没头没脑; 没来由

with no/without rhyme or reason───无缘无故

rhyme or reason───逻辑性；条理

without recourse───无追索权

the Age of Reason───理性时代（指17～18世纪末欧洲启蒙主义哲学盛行、以理性和常识占优势为特征的时期）

the real reason───真正的原因

without ceremony───不拘礼节

without further ado───没有再费周折；立即；干脆痛快

Her filing system seems to be without rhyme or reason.───她的文件归档法似乎杂乱无章.

The watches complained about frequently stopped working without rhyme or reason.───所提到的手表经常莫名其妙地停止走动.

I don't know why he gave me money without rhyme or reason.───我搞不懂他为什么平白无故给我钱.

She got angry without rhyme or reason.───她莫名其妙地生起气来。

He picked people on a whim, without rhyme or reason.───他选人时总是随心所欲，毫无根据。

His method of classifying books seems to be without rhyme or reason.───他的图书分类法似乎杂乱无章.

Sometime, men are frail, too, and feel turndown without rhyme or reason.───男人也脆弱, 也会莫名其妙地情绪低落.

It is without rhyme or reason.───毫无道理,无缘无故.

The old man was very peppery and sometimes without rhyme or reason flew into a passion.───这位老头性情暴躁,有时无缘无故地大发雷霆.

There was without rhyme or reason for his sudden departure.───他的突然离开让人感到莫名其妙.

Don't take others' money without rhyme or reason.───不要无缘无故拿别人的钱。

His behaviour is without rhyme or reason.───他的行为莫名其妙.

He can't bite anybody's balls off without rhyme or reason, can he?───他还能无因白故的把谁的××咬下来?