英语新闻听写 朝鲜核试验意味着什么?

（单词翻译）

The head of the U.S. Missile Defense¹ Agency said on Tuesday that North Korea's Jan. 6 nuclear test did not expand its technical capability²,

周二美国导弹防御局负责人表示，朝鲜1月6日进行的核试验并没有扩大其技术能力。

but the U.S. government is keeping a close eye on Pyongyang's efforts to develop a thermonuclear warhead capable of reaching the United States.

但美国政府正在密切关注平壤努力发展的能够打到美国的热核弹头。

Vice³ Admiral James Syring told an event hosted by the Center for Strategic and International Studies, "I would assess that their technical capability has not increased.

副海军上将杰姆斯告诉战略与国际研究中心主持，我评估朝鲜的技术能力没有增加。

That said, everything that they're doing continues to be alarming and provoking.

也就是说，他们正在做的一切继续是在扰乱人心和挑衅。