例句
英语四级真题
  • When submerged, they're also able to emit signals from depths of 20,000 ft.
    出自-2010年6月阅读原文
柯林斯高阶英汉双解学习词典释义
英英词典释义
  • Noun
    1. a linear unit of length equal to 12 inches or a third of a yard;
    "he is six feet tall"
行业词典
  • 医学: fiat or fiant制成,作成;foot,feet,英尺;