substitute

Người / vật thay thế, thay đổi

a person or thing that takes the place of another person or thing

• be a substitute for somebody/something

Collocations substitute player · substitute ingredient

• He was the substitute goalkeeper.

  Anh ấy là thủ môn dự bị.

Thay thế, thay đổi

to replace someone or something with another person or thing

• substitute somebody/something for somebody/something

Collocations substitute a player · substitute an ingredient

• The coach substituted him at half-time.

  Huấn luyện viên đã thay thế anh ấy vào giữa hiệp.

Mua thay thế, mua khác

to buy something instead of the thing that you usually buy

• substitute something for something

Collocations substitute sugar for honey · substitute a cheaper ingredient

• I substituted rice for pasta.

  Tôi đã mua gạo thay cho mì.

Sử dụng thay thế, sử dụng khác

to use something instead of the thing that you usually use

• substitute something for something

Collocations substitute a method · substitute an ingredient

• We substituted email for letters.

  Chúng tôi đã sử dụng email thay cho thư.

Thay thế trong toán học

to replace a letter or symbol in mathematics with a number or another symbol

• substitute something for something

Collocations substitute a value · substitute an expression

• Substitute 2 for x in the equation.

  Thay số 2 vào cho x trong phương trình.

Thay thế văn bản pháp lý

to replace a legal document or agreement with another one that has the same meaning but is written differently

• substitute something for something

Collocations substitute a contract · substitute an agreement

• The company substituted the original contract with a new one.

  Công ty đã thay thế hợp đồng gốc bằng một hợp đồng mới.

Thay thế nguyên tử trong hóa học

to replace an atom or group of atoms in a chemical compound with another one

• substitute something for something

Collocations substitute a hydrogen atom · substitute an oxygen group

• The chemist substituted the chlorine atom with bromine.

  Nhà hóa học đã thay thế nguyên tử clo bằng brom.

Thay thế nhạc cụ trong dàn nhạc

to replace a musical instrument or voice part in an orchestra or choir with another one that plays the same notes but sounds different

• substitute something for something

Collocations substitute a flute part · substitute a violin section

• The orchestra substituted the oboe part with a clarinet.

  Dàn nhạc đã thay thế phần đàn oboe bằng đàn clarinet.