Usually, application teams recognize that they need some amount of security in their application.

应用程序开发组通常能认识到他们的应用程序需要某种程度的安全性。

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It can also significantly reduce the amount of code required, by removing the need for guard code in advice methods.

它还能通过在通知方法中移除所需的保护代码，显著地减少所需代码的数量。

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In some sense, they both need the same amount of diapers.

从某种意义上说，他们需要相同数量的尿布。

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So we don't really need to put in a certain amount of heat and change the temperature of the products and the calorimeter and so on.

所以我们实际上并不需要输入,一定的热量，改变生成物,和量热计的温度之类。

麻省理工公开课 - 热力学与动力学课程节选

So, if we want to go from that stable state to that less stable state, we need to put in a certain amount of energy to our system, that difference between the free electron and the electron bound to the metal.

所以，如果我们想使电子,从稳态到达不够稳定的状态，我们需要引入一定数量的,能量到系统中，即自由电子和束缚于金属的,电子的能量差。

麻省理工公开课 - 化学原理课程节选

But if you believe that alcoholism is defined by a preoccupation with drinking, a steady increase in the amount you need to drink in order to get the same effect, and an inability to give it up -- and most in the medical profession do -- then more and more women fit the profile quite nicely, though often come to the realization on their own.

CNN: Why are more women drinking?

In reality, what drives the number of financial interactions is the amount of wealth in existence and the need to invest it most productively.

FORBES: The War Against Big Banks Is A War Against Your Mind

At the same time, the RBI has - twice in two months - lowered the amount of money that banks need to keep in reserve to try to boost lending.

BBC: India's economic growth rate slows to 5.3%