unknowns

There are many unknowns in science.

科学上还有许多处。

Those explorers gallantly adventured on unknown seas.

那些探险家们大胆地在陌生的海域探险。

The origins of some words are unknown.

这些词的起源是的。

Our new director is still an unknown quantity.

我们对新来的主管甚少。

The championship was won by a complete unknown.

一个名见经传的人赢得了冠军。

Motherhood was for her a journey into the unknown.

做母亲当时对来说是开始一探险旅。

An unknown man has stolen all her money.

一个陌生人把的钱偷光了。

Unknown to me, he had already signed the agreement.

他背着我已签了协议。

Scrotal calcinosis: Is the cause still unknown?

病因是否仍清楚?

In algebra, the sign X usually denotes an unknown quantity.

在代数里, 符号X常用来表示数。

People usually infer an unknown fact from a known fact.

人们通常从已的事实中推断的事实。

Their football team bowed out of the competition with unknown reasons.

道为什么他们足球队退出了比赛。

Life can be likened to a journey with an unknown destination.

生活可以被比作一目的的旅行。

Yesterday’s riot broke out at the instigation of an unknown politician.

昨日的暴乱是由一个名的政客煽动起来的。

Some Austrians, ungratefully, nicknamed it the “Looter's memorial” or the “Unknown rapist”.

一些奥地利人仅心怀感激，并且将它称为“侵略者的纪念馆”或者“为人的强奸犯”。

Matter is an unknown somewhat .

物质是某种明的东西。

She was then still comparatively unknown.

那时候还怎么出名。

You must eliminate an unknown quantity.

你必须消去一个数。

The cause of autism is unknown.

自闭症的病因尚清楚。

Her present whereabouts are still unknown.

现在下落明。