Now part of the White Sands Missile Range, Trinity remains a secretive place: It is open to the public just two days of the year, on the first Saturday of October and April.
NPR: Revisiting the Birth of the Bomb
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。