butt cleat

Not thinking or expressing oneself clearly.

模糊的没有思考清楚的或自我表达不清楚的

Please write clearly. Illegible forms will have to be returned for clarification.

请书写清楚。不清楚的表格要被退回,以便予以澄清。

Of course, after two or three years of work we may gain a clearer understanding of each individual nationality and we may be able to clarify questions that have long remained a mystery.

当然经过三两年工作之后，对各个民族有可能摸清楚。历史上弄不清楚的问题，我们可能弄清楚。

an ill-defined or arbitrary shape.

一种不清楚的或随意的形状。

Something obscure or unknown.

某种模糊的或不清楚的东西

a faint trace of egg on his vest

他背心上的不清楚的鸡蛋

an inarticulate noise partaking of a groan and a grunt

带有呻吟和咕噜的不清楚的嗓音

The relationship of this geometry to Riemann's varieties was not clear.

这种几何和Riemann几何的关系是不清楚的。

an ill-defined state of irritability and distress.

容易发怒压抑的不清楚的状态。

The mechanism of this remarkable transformation remains enigmatic.

这个明显的转变机理仍然是不清楚的。

It wasn't clear what he was driving at.

不太清楚他的用意何在。

The cause that he is absent is not still clear.

他缺席的原因还不清楚。

Its origin is lost in obscurity.

它的起源己搞不清楚了。

The reason why the store explodes is not clear.

仓库爆炸的原因不清楚。

Badly worn type prints poorly.

磨损的活字印得不清楚。

She knew very well what would happen to her.

她清清楚楚地知道自己的归宿绝不会是那样。

Not clearly perceived or perceptible.

混乱的，模糊不清的不是能清楚感知的

The writing is illegible; I cannot read what it says.

字迹不清楚，我看不清上面写的是什么。