Can occur if you try to calculate the square root or logarithm of a negative number .

如果你 试 着计算否定数目的 正 直根或对数，能发生。

This paper try to predict soil erosion with the Least Square support vector machine technology and the better predict precision compared to the BP artificial neural network has been gotten .

首次 尝试将 最小二乘支持向量机技术用于土壤侵蚀预测，并与BP神经网络的方法进行了对比，取得了较好的预测精度。

So let 's try to see what happens to the simplest rectangle I can think of namely just the unit square .

下面让我们 来看看如果我们 用最简单的长方形会发生什么，也就是单位 正方形。

I think Mr. Lockwood should try for the city 's entire 143 square miles .

在我看来，洛克伍德可以 试试 把底特律这143 平方英里都卖掉。

We try to avoid any approaches that raise controversial bioethical issues in the public square .

我们 力图避免使用任何可能引发有关生物伦理的公众 争议的方法。

Well we could try to minimize a square error like we did before .

我们可以 试 着最小化这个 平方误差。

Try : wide frames with a strong top line . a larger square frame can give balance to a long . oval face .

尝试：宽镜框，上沿儿很显眼的镜架，一个大大的 方形镜架能平衡你的长圆脸。

The new centre will try to develop and improve the resolution down to five square kilometres .

这个新的中心将 把分辨率增加到5 平方公里。

Or try one that 's slightly off-center toblur the bold edges of a square face .

或者 尝试 一下向一边偏分一点点，这样 方脸的棱角就不至于太突出。

As air distributor in a variable air volume system the performance of slot diffuser is the best one but the type of diffuser is too expensive so at home many firms try to choose square diffuser .

条缝形散流器作为变风量系统的空气分布器其性能是最好的，但这种条缝形散流器过于昂贵，故国内许多公司 选择采用 方形散流器。

Let 's try to express this maybe as the square of something .

我们来 试 着把这个表示为某些 平方项的和。

Big companies try to cover all the bases everything from billboards in Times Square to pithy tweets to hit the algorithm that will put their brand on your brain .

大公司 试图做到面面俱到大到时代 广场的户外广告牌，小到精致的Twitter网上广告目的就是为了把它们的品牌印到你的大脑中。