(盡管外表相似)本質(zhì)上完全不同 as different as chalk and cheese: 根本不同, 完全不同know chalk from cheese: 有判斷力, 精明, 機敏, 老練not know chalk from cheese: 不辨黑白as like as chalk and cheese: 形似而實質(zhì)不同be different from: 與不同; 與…不同下載手機詞典可隨時隨地查詞查翻譯