'Happiness' is a derivative of 'happy'.
happiness是happy的派生词。
Other Europeans wrongly thought them migrant Egyptians, hence the derivative Gypsy.
其他欧洲人错误地认为他们是移民埃及人，因此衍生了吉普赛人。
Other Europeans (wrongly) thought them migrant Egyptians, hence the derivative Gypsy.
其他欧洲人（错）把他们当成埃及移民，由此衍生出了吉普赛人。
Let's sneak in one more derivative here, which is to take the derivative of the derivative.
我们再求一次导数，也就是对导数求导。
Crack is a highly potent and addictive derivative of cocaine.
强效纯可卡因是一种药效极强、容易使人上瘾的可卡因制剂。
Winckelmann, the spokesman for philhellenism, extolled Greek art and dismissed all Roman art as derivative.
慈善机构发言人温克尔曼高举希腊艺术，并驳斥所有罗马艺术为派生艺术。
The levo-benzhydryl piperazine derivative is expected to become a long-acting effective medicine.
左二苯甲基哌嗪有望成为一种长期有效的药物。
我们叫他f的导数。
我会计算时间导数。
And then we take the derivative.
然后求导。
And, not every function has a derivative.
不是每个函数都有导数。
“导数”又是什么？
Derivative works are far more complicated.
派生作品更加复杂。
So we get rid of this derivative of g.
所以我们就消掉了G的微分。
Just taking the derivative in the usual way.
以通常的方式求导。
In a contract, that became known as a derivative.
在一个合同，这也成为知名的衍生。
So, what does the second derivative test say?
那么二阶导数判定是怎样的呢？
And then, what's the derivative in that direction?
那么，那个方向的导数是什么呢？
Derivative images available under the same license.
衍生图像以同样授权提供。
The second derivative, they say, is turning positive.
他们说二阶导数转为正值了。
OK, so that's the definition of a partial derivative.
好的，那就是偏导数的定义。
And all we did, further, is take that second derivative.
总而言之，我们所做的就是求二阶导数。
And that is an approximation for partial derivative.
这就是偏导的近似值。
So, it's the second derivative of a position vector.
它是位置向量的二阶导。
Rock'n'roll, a blues derivative, was rhythmic dance music.
摇滚衍生于布鲁斯，是一种很有节奏的舞蹈音乐。
That's the first derivative of the position versus time.
它就是位置，对时间的一阶导数。
And that's basically, yes, that's the directional derivative.
基本上是的，那就是方向导数。
Please attribute to the distributor of your copy or derivative.
请将你的副本和衍生物归属于分发者。
And angular acceleration is the derivative of angular velocity.
角加速度等于，角速度的导数。
And angular acceleration is the derivative of angular velocity.
角加速度等于，角速度的导数。
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