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单词 megaton
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WordReference Random House Learner's Dictionary of American English © 2024
meg•a•ton /ˈmɛgəˌtʌn/USA pronunciation   n. [countable]
  1. Weights and Measuresone million tons.
  2. an explosive force equal to that of one million tons of TNT.

WordReference Random House Unabridged Dictionary of American English © 2024
meg•a•ton  (meg′ə tun′),USA pronunciation n. 
  1. Weights and Measuresone million tons.
  2. an explosive force equal to that of one million tons of TNT, as that of atomic or hydrogen bombs. Abbr.: MT
  • 1950–55; mega- + ton1
meg•a•ton•ic  (meg′ə ton′ik),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
megaton /ˈmɛɡəˌtʌn/ n
  1. one million tons
  2. an explosive power, esp of a nuclear weapon, equal to the power of one million tons of TNT
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更新时间：2025/7/24 5:06:49