We had kept its presence hidden with a strategically placed chair.

Under all the innocent fun, there are hidden dangers, especially for children.

在所有简单无害的娱乐项目背后都隐藏着危险，特别是对儿童而言。

There are simply too many variables and too many unknowns in the equation.

这个方程式只是有太多变量和太多未解.

And as the unknown unknowns have turned into known unknowns, the system has been experiencing postmodern.

当那些一无所知的受骗者意识到发生了什么, 这个体系就会经历后现代的挤兑.

Yeahhh, all the Rockets unknowns getting shoe contracts cause of Yao and partly T-Mac . Sweet deal.

是的, 所有不知名的火箭队原都会因为姚和部分因为 麦蒂 而得到球鞋合约. 好事一桩.

The cities are full of the unknowns, and full of precious legacies and mysteries.

在那里,充满了未知, 充满了历经沧桑的宝贵遗产.

Some are trampled by destiny, lost forever in the endless unknowns of life.

一些人遭到命运的践踏, 在生活无知无尽的迷途中永远迷失自己.

Subjective uncertainty is about the " unknown unknowns "

主观的不确定性则关于 “ 未知的未知方面 ”

There are also plenty of unknowns.

现在还都是未知数.

Each equation involves five unknowns.

每个方程包括5个未知量.

There are still are lot of unknowns, but it is more clear.

虽然仍存在许多未知数, 但情况已经更加明确了.

The answer is obscured by a couple of big unknowns.

答案被大团的疑云所遮盖了.

The unknowns in the above equation are referred to the local numbering system.

上述方程中,未知数是属于局部编号系统的.

The unknowns in the equations are the values of the dependent variables at the node.

方程中的未知数是结点上因变量的值.

It was like a single equation with two unknowns.

这挺像两个未知数组成了个简单方程.

There are many unknowns in science.

科学上还有许多未知之处.

The length of the war is one of the biggest unknowns.

战争要持续多久是最大的未知数之一。

The details of the case is unknown.

案情未详.

This truck is of unknown origin.

这辆卡车来历不明.

Those explorers gallantly adventureed on unknown seas.

那些探险家们大胆地在陌生的海域探险.

His present whereabouts is unknown.

他去处不明.