有效的、起作用的 effective
有用的、有效的 useful
有效的使用PHP的类 Using PHP classes effectively
有效作用的连续性原理 Continuity of a useful action
未有效利用的 wasted
运用有效的沟通方式 Exercise effective communication
有效的费用管理 for effective expense management
有效的利用 Effective hours of learning ; effective use
有增效作用的 Synergistic
我们只去学那些对我们来说最有效用的东西。
We learn only those things which are the most effective for us.
此算法对基于多重取幂密码协议的快速运作是很有效用的。
The algorithm is useful to speed up the operation for some cryptographic protocols based on multiple exponentiation.
一份个人的保险计划不论从事什么行业或身处何地都经常有效用的。
Well, a personal insurance policy is always effective no matter what one does and where one is.
.. I computed the efficient portfolio frontier for various-- it's the efficient portfolio frontier using the formula I just gave you.
我计算了来自不同组合有效边界-,这一条有效投资组合边界,就是用刚刚给出的公式算出来的。
so that you can solve it in the best and most efficient manner.
这样便可以用最好,最有效的方式解决问题。
Now we need to think about a model of the stock market And the model we're going to use is based on what's called the Efficient Market Hypothesis.
现在需要想一想一个股市的模型是怎样的,我们要用的模型是,基于有效率市场假说的。
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