单词	the root
释义	the root短语¹⁰⁴⁴底层
随便看	covering detachment covering device covering differentiable manifold covering dimension Covering Dimension of FuzzyTopological Space covering disc covering disease covering disk covering disposition covering document covering domain Covering domain covering ears covering effect covering homotopy regular morphism covering homotopy theorem covering egg covering element covering elements covering engineering covering entry covering, enveloping covering epithelium covering epithelium, lining epithelium covering extensive fields