劍橋詞典

a unit that has the same value as the force produced by 1,000,000 tons of TNT (= an explosive ), used for measuring the power of explosions , especially nuclear explosions
百萬(wàn)噸級(jí)（相儅於100萬(wàn)噸梯恩梯炸葯的爆炸威力，用於計(jì)量爆炸威力、尤其是核武器的爆炸威力） 返回 megaton