Nothing can substitute for the advice your doctor is able to give you.

　　大夫所能給你的忠告是無可替代的。

　　There is no substitute for practical experience.

　　實踐經驗是無法替代的。

　　The printed word is no substitute for personal discussion with a great thinker

　　閱讀印在紙上的.內容遠不如與偉大的思想家面對面探討那般受益。

　　She is seeking a substitute for the very man whose departure made her cry.

　　那個男人的離去令她傷心痛哭，她正想找一個人填補內心的空缺。

　　Reduced-calorie cheese is a great substitute for cream cheese

　　低卡路里干酪是奶油干酪的極佳替代品。