释义 |
meg.a.ton5meg7E7tQnn [C]a unit which has the same value as the force produced by 1 000 000 TONS of TNT (= an explosive), and which is used for measuring explosive power百万吨级(相当于100万吨梯恩梯炸药的爆炸力)Nuclear explosions are measured in megatons.原子核爆炸以百万吨级为单位计量。
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