广播电视英语短句 第 176 课：保护核原料-1

World leaders agreed this week to protect all nuclear materials within four years to stop the possibility of nuclear terrorism. 国际领导人本周同意在 4 年内保护所有核原料，防止核恐怖行动的可能性。

Leaders from forty-seven countries gathered in Washington for President Obama's Nuclear Security Summit. 来自于 47 个国家的领导人齐聚华盛顿，招开奥巴马总统提议的核安全首脑会议。

The president said groups like al-Qaida would surely use a nuclear weapon if they got one. 总统表示如果像基地组织一样的团伙拿到核原料的话，他们一定会使用核武器。

Progress on a work plan for securing nuclear materials can be discussed when South Korea holds the next summit in two years. 保护核原料的工作计划进程将在两年后在南朝鲜招开的下一届峰会上讨论。

Several nations made individual promises, including Ukraine . 多个国家做出了各自的承诺，包括乌克兰。