The space M is determined up to isometry by this property, and is called the completion of M.The completion of M can be constructed as a set of equivalence classes of Cauchy sequences in M.是什么意思_The space M is determined up to isometry by this property, and is called the completion of M.The completion of M can be constructed as a set of equivalence classes of Cauchy sequences in M.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句