megacannon

名词 n.
中文释义

英文释义

名词 n.
  1. A large cannon. rare
    — The prisoners—the President, the First Lady, and their son, nine-year-old Billy—their hands tied securely behind their backs, were marched from the ship and across the floor of the canyon to the base of an enormous megacannon.

词形变化

megacannons plural

词源

From mega- + cannon.
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