单词 | fission bomb |
释义 | > as lemmasfission bomb fission bomb n. ΘΚΠ society > armed hostility > military equipment > weapon > explosive device > [noun] > bomb > atomic or fission atomic bomb1914 atom bomb1921 superbomb1940 uranium bomb1940 fission bomb1941 A-bomb1945 nuclear bomb1945 plutonium bomb1946 device1954 super1982 1941 in H. D. Smyth Gen. Acct. Devel. Atomic Energy Mil. Purposes (1945) iv. 42 A fission bomb of superlatively destructive power will result from bringing quickly together a sufficient mass of element U-235. 1957 Encycl. Brit. II. 651/1 In a fission bomb the uranium or plutonium explode simultaneously if a sufficient amount of material is assembled. < as lemmas |
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