substitute
verb uk/ˈsʌb.stɪ.tʃuːt/ us/ˈsʌb.stə.tuːt/
B2 [ T ]用…代替，代之以
to use something or someone instead of another thing or person
You can substitute oil for butter in this recipe. 这道菜中你可以用食用油代替黄油。
Dayton was substituted for Williams in the second half of the game. 下半场比赛戴顿换下了威廉姆斯。
substitute for something 取代，代替
to perform the same job as another thing or to take its place
Gas-fired power stations will substitute for less efficient coal-fired equipment. 以煤气为燃料的发电站将会代替效率较低的燃煤装置。
- More examples
- I use that recipe but substitute wheat-free flour for regular flour.
- I took out the words 'he' and 'his' and substituted them with 'they' and 'their'.
- You can always substitute tofu for meat, if you like.
- Computers can't substitute for human interaction.
- Of course, no book or course of study can substitute for experience.
substitute
noun [ C ] uk/ˈsʌb.stɪ.tʃuːt/ us/ˈsʌb.stə.tuːt/
B2 替代品，代替物
a thing or person that is used instead of another thing or person
Tofu can be used as a meat substitute in vegetarian recipes. 素食菜谱中豆腐可用以替代肉类。
Vitamins should not be used as a substitute for a healthy diet. 维生素不应用于替代健康饮食。
(informal sub)（体育比赛中的）替补队员
in sports, a player who is used for part of a game instead of another player
Johnson came on as a substitute towards the end of the game. 约翰逊在比赛接近尾声时作为替补队员上场。
The manager brought on another substitute in the final minutes of the game. 比赛还剩下最后几分钟时，主教练又换上了一位替补队员。
there is no substitute for something …是无可替代的
nothing is as good as the stated thing
You can read about other countries, but there's no substitute for visiting them yourself. 你可以阅读有关其他国家的信息，但是什么也代替不了亲自到访体验。
US (informal sub)代课教师（同 substitute teacher）
a substitute teacher
- More examples
- I'm allowed to eat ersatz chocolate made from carob beans, but it's a poor substitute for the real thing.
- Lime zest can be used as a substitute for lime leaves.
- Email is all well and good but it's a poor substitute for a hand-written letter.
- This is not intended as a substitute for a lawyer's advice.
- There is no substitute for proper training.