例句
柯林斯高阶英汉双解学习词典释义
英英词典释义
  • Adjective
    1. falling over as if from top-heaviness or lack of support;
    "a toppling pile of books""toppling empires"
行业词典
  • 煤炭: 倾倒;因存在一组与坡面倾向相反的陡弱面,边帮局部岩体向采空区弯曲坍塌的现象。;