Nothing can substitute for the advice your doctor is able to give you.
大夫所能给你的忠告是无可替代的。
There is no substitute for practical experience.
实践经验是无法替代的。
The printed word is no substitute for personal discussion with a great thinker
阅读印在纸上的.内容远不如与伟大的思想家面对面探讨那般受益。
She is seeking a substitute for the very man whose departure made her cry.
那个男人的离去令她伤心痛哭，她正想找一个人填补内心的空缺。
Reduced-calorie cheese is a great substitute for cream cheese
低卡路里干酪是奶油干酪的极佳替代品。