two-fold /'tu:f'əʊld/ 📖 中文释义 双重的; 两倍的; 二重 📘 English Definition(英文释义) s having more than one decidedly dissimilar aspects or qualities; public preaching and private influence"- R.W.Emersons twice as great or many ← two-fluid theory T 字母词表 two-footed →