Title: Xian zai ke yi shuo le
Description: Shu zhong jiao xiang xi di xu shu le man ha du ji hua de zu zhi ling dao gong zuo, ren yuan pei bei, chang zhi xuan ze, gong cheng jian she, bao an bao mi cuo shi, you guan jun shi he ke ji qing bao de sou ji, yi ji shi bao di yi ke yuan zi dan he xiang ri ben tou zhi yuan zi dan qian hou de qing kuang deng.
Subjects: Atomic bomb, Manhattan Project (U.S.), History
Places: United States