Alston said the United States should explain who is running the program and what precautions are being taken to ensure that these weapons are used within the framework of international law.

VOA: standard.2009.10.27

and a lot of the framework of the international conventions that have come down is,

还有各国达成的一系列国际协议的框架，

全球变暖与国力 - SpeakingMax英语口语达人

and a lot of the framework of the international conventions that have come down is,

还有各国达成的一系列国际协议的框架，

全球变暖与国力 - SpeakingMax英语口语达人