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柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. the act of moving a newly-built vessel into the water for the first time
    2. the act of beginning something new;
    "they looked forward to the debut of their new product line"
    3. the act of propelling with force
行业词典
  • 海洋科学: 下水;
    船舶: 下水;船舶修造时将船舶从岸上移至水域的过程。;