但最近几周，他们就伊朗核地位进行了订正而且给出了惊人乐观的评估。
But in recent weeks, they have given revised and surprisingly upbeat assessments of Tehran's nuclear status.
在加拿大一个旨在开发钼元素的核反应堆关闭后，俄罗斯获得了一个提高他在国际核医疗领域地位的极好机会。
After closure of a nuclear reactor in Canada engaged in development of Molybdenum isotopes Russia has acquired a perfect chance to improve its positions in the world market of medical isotopes.
同上一次一样，凯尔坚持认为《全面禁止核试验条约》无法得到验证，而且禁止今后的核试验会致美国的核安全和国土安全于不利的地位。
Mr Kyl insists, as he did then, that a CTBT is unverifiable-and, by banning future testing, puts America's nuclear safety and security at risk.
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