I would like to say that our stimulus package has four key components.

我想说，我们的经济刺激计划有四个关键部分。

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Its key is to explore the process of speech perception, that is, it is a process that people identify and process the stimulus signal of sound, and finally understand the speech content and meaning.

言语听辨是心理语言学有关言语理解研究中的一个重要内容，它重点探索的是言语听辨的过程，也就是对言语声音刺激信号的确认和加工到最终理解言语内容和言语意义的过程。

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In this context, one of the key risks for South Korea is that the recovery in foreign demand will falter as the effects of policy stimulus in major export markets fade.

在这种情况下，主要风险之一，对韩国经济复苏是在国外需求也将随之刺激政策的影响主要出口市场消失。

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The central bank has also expanded a key stimulus measure aimed at keeping long term interest rates low.

BBC: Japan shares up as G20 statement stokes weak yen hopes

Market watchers said economic stimulus efforts in key nations will mean more demand, but gains are likely to be limited as traders watch to see whether easing measures in fact boost the economy as anticipated and whether China adds to the stimulus parade.

FORBES: Average Base Metals Prices Expected To Fare Better In Coming Quarters; Gains Seen As 'Moderate'

The federal government has given billions of dollars in grant, rebates and tax credits as part of its economic stimulus package to achieve two key goals: promoting clean energy development and creating jobs.

FORBES: Why People Should Care About Clean Power