A fact sheet from the State Department touting the virtues of the Nonproliferation Treaty, including the text of the treaty and a summary of key provisions.是什么意思_A fact sheet from the State Department touting the virtues of the Nonproliferation Treaty, including the text of the treaty and a summary of key provisions.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句