Only the president could authorize the use of the atomic bomb.

只有总统能授权原子弹的使用。

《柯林斯英汉双解大词典》

The tree, native to Asia, is incredibly resilient, with several surviving an atomic bomb blast in Hiroshima. Ginkgoes also stand up well to smog, road salt and pests.

银杏树原产于亚洲，复原能力惊人，广岛原爆后，有许多银杏树存活下来。银杏树也很经得住烟雾、铺路盐、害虫等的侵袭。

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But the invasion never came. For years,American scientists had been developing a secret weapon,the atomic bomb.

VOA: special.2011.06.23

The Manhattan Project,when they created the atomic bomb and whether or not you agree with the Manhattan Project normatively.

曼哈顿计划中，他们创造了原子弹,无论你是否同意,这计划。

哈佛公开课 - 幸福课课程节选

In nineteen forty-two, Mister Oppenheimer joined the American government's project to develop the atomic bomb.

VOA: special.2009.06.14

Of course, the atomic bomb was one of the greatest U.S. secrets of World War II.

FORBES: Alleged White House Leaks

During active service, Wyllie visited Hiroshima and saw for himself the impact of the atomic bomb.

BBC: Obituary: George Wyllie

"I hope Hiroshima will take a lead on this because of our own experience with the atomic bomb, " he said.

CNN: Nuclear crisis recalls painful memories in Hiroshima