不言而喻同义词：

不问可知，显而易见

【英文解释】

it is self-evident;be an understood thing;comprehend [be comprehended] without being told;It goes without saying that ...;speak for itself ;

【解释】：喻：了解，明白。不用说话就能明白。形容道理很明显。

【出自】：《孟子·尽心上》：“仁义礼智根于心，其生色也，然见于面。盎于背，施于四体，四体不言而喻。”

【示例】：你想他们这朋友之乐，尽可～了。

◎清·刘鹗《老残游记续集》第一回

【语法】：偏正式;作谓语、宾语、定语;形容很明显

【成语出处】

战国·孟轲《孟子·尽心上》：“君子所性，仁义礼智根于心，其生色也;晬然见于面，盎于背，施于四体，四体不言而喻。

【成语故事】

战国时期，孟子认为仁义礼智是君子天生的秉性，君子在得志时不妄为，在困穷失意时不自卑，他敬天知命，将仁义礼智铭记在心，并将它发扬光大，不但能将它们表现在脸上，照到背上，然后传到四肢，四肢就不言而喻可以找到其法门了。

【例句】

这些真理是不言而喻的不是吗?

These truths are self-evident are they not?

我梦想有一天，这个国家会站立起来，真正实现其信条的真谛：“我们认为这些真理是不言而喻的;人人生而平等。”

I have a dream that one day this nation will rise up and live out the true meaning of its creed: we hold these truths to be self-evident that all men are created equal.

不言而喻的约定是，她的丈夫会与她以及他们的孩子共享他的收入。

The unspoken contract is that her husband will share his income with her and the kids.

我们认为下面这些真理是不言而喻的人人生而平等，造物主赋予他们若干不可剥夺的权利，包括生命权，自由权和追求幸福的权利。

We hold these truths to be self-evident, that all men are created equal, that they are endowed by their creator with certain unalienable rights, that among these are life, liberty and the pursuit of happiness.

历史告诉我们，尽管这些真理可能是不言而喻的，却从不会自动执行;尽管自由是上帝给予我们的礼物，却必须由他在地球上的子民来捍卫。

For history tells us that while these truths may be self-evident, they have never been self-executing; that while freedom is a gift from god, it must be secured by his people here on earth.