n.the whys and wherefores 理由；原因

Communists must always go into the whys and wherefores of anything. 共產(chǎn)黨對(duì)任何事情都要問(wèn)一個(gè)為什么。

The new clerk takes too long over his work because he goes into the whys and wherefores of everything. 這個(gè)新職員做工作花費(fèi)的時(shí)間太長(zhǎng)，因?yàn)樗麑?duì)每件事都要問(wèn)個(gè)為什么。

I don't need to hear all the whys and the wherefores, I just want to know what happened. 我無(wú)需聽(tīng)那些大道理,我只想知道是怎么了。

Tell me all the whys and wherefores. 把所有的理由和原因都告訴我