If we calculate the change in entropy during gas mixing, we will find that this quantity is positive.
如果我们计算气体混合过程中熵的变化，我们会发现这个量是正的。
Sometimes, however, a stream of electrons following an established channel is met by a positive stream making a new path up from the ground.
然而，有时，沿着已建立的通道的电子流会遇到正的电子流，正的电子流从地面开始形成新的路径。
The stream of positive particles that meets the surge of electrons from the cloud often arises from a tall pointed structure such as a metal flagpole or a tower.
来自云层的电子流与正粒子流相遇，而这些正粒子流通常来自于高而尖的结构，如金属旗杆或塔。
Another way of dealing with public speaking fears is using the audience's positive energy.
另一种应对公众演讲恐惧的方法是利用听众的正能量。
I told her the positive energy she spreads has made her popular on the Internet.
我告诉她，她传播的正能量让她在网上很受欢迎。
Luckily, this fear can be overcome with two simple methods: practice and using positive energy from the audience.
幸运的是，这种恐惧可以通过两个简单的方法来克服：练习和利用来自观众的正能量。
A negative face has an outward normal pointing in a direction opposite that of the positive x-axis.
负向的外法线指向与正x轴相反的方向。
Strike-slip faults occurring in the converging crust, or transpression, rocks are faulted upward in a positive flower structure.
在会聚的地壳或压转岩石中发生的走滑断层以正花构造向上断裂。
But, the area is still the same. Area is always positive.
但是，面积是依旧相同的，并且面积永远是正的。
Electron affinity, however, can be either negative or it can be positive.
但是，电子亲和能既可以是负的，也可以是正的。
In an example like this, you may judge a minimum of 100:1 false negative: positive ratio to be acceptable.
在像这样的例子中，就可以判断假负：假正的比率最低为100：1才是可以接受的。
Suppose we want a stream of positive random Numbers less than one that obey a backward-looking constraint.
假设我们想要一串正的随机数字流，它比服从向后参考约束的数字流要小。
Space can have positive curvature, like the surface of a sphere, or negative curvature, like the surface of a saddle.
空间可以向球面一样有正的曲率，也可以像马鞍面一样有负的曲率。
So, remember positive deviations came, let's put this back up there.
那么记得正的偏差来自于，我们把这个重新放到上面。
Here I'm going to put together all the products. So this is a positive heat of formation.
这里，我要把元素组合成所有这些，生成物，所以这里是正的生成热。
We know that binding energy is always negative, ionization energy is always positive.
我们知道结合能，总是负的，电离能总是正的。
If it's positive, that means energetically speaking, the mixture is unfavorable.
如果它是正的，那意味着从能量的角度说，混合是不利的。
What do I mean by that? I don't mean, make this positive, make this negative and so on.
这么做是要干什么？我的意思不是，把这个变成正的，这个变成负的等等。
When they are the same, their product is positive and the sum is increased.
当两个值相同时，它们的乘积就是正的，和就会增加。
The array dimensions must be specified and they must be positive constant integer expressions.
必须指定数组维数，并且它们必须为正的整型常量来表示。
If you have a positive deviation, then it's the opposite.
如果有一个正的偏移，那么就相反了。
Gravity accounts for negative energy, whereas the mass of a star is undeniably positive.
引力算是负能量，当然星星的质量毫无疑问是正的。
And this is a case where there's a positive deviation from ideality.
在这种情况，会有相对于理想情况的正的偏离。
It has changed from a minus sign to a plus sign because of this positive acceleration.
速度的符号已经，由负变正了，可是加速度又还是正的。
Well, because we've got a positive deviation, what's going to happen is the mixing is unfavorable.
好，因为我们已经有正的偏差，将要发生的是混合是不易进行的。
So this one is in the blackboard, so I call that positive.
这个向黑板里面，所以它是正的。
The more positive the number, the better your life.
正的数值越大，你的生命越好。
Basically, a false positive is a data instance where the model we've created predicts it should be positive, but instead, the actual value is negative.
假正指的是这样的一个数据实例：我们创建的这个模型预测它应该是正的，但事实相反，实际值却是负的。
Basically, a false positive is a data instance where the model we've created predicts it should be positive, but instead, the actual value is negative.
假正指的是这样的一个数据实例：我们创建的这个模型预测它应该是正的，但事实相反，实际值却是负的。
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