determinant

• 指决定或确定某事物的性质、结果或特征的；起决定作用的。

Describes something that serves to determine or decide the nature, outcome, or character of something else.

1. Decisive or determiningC1formal

   Having the power or quality of deciding or influencing the outcome of something.

   决定性的

   • The determinant factor in the election was voter turnout.
   • Her experience was a determinant element in her promotion.
   • The determinant role of education in economic growth is well documented.

   同义词conclusivecriticalcrucialdecidingdecisivedefinitivedeterminingpivotalsettling

   反义词inconclusiveindecisiveinsignificantirrelevantnegligiblenonessentialsecondary

• 指决定事物性质或结果的决定性因素；在免疫学中指抗原决定簇；在数学中指由方阵得出的标量值。

A noun referring to a factor that decisively affects the nature or outcome of something; also used in immunology for an antigen site, and in mathematics for a scalar value derived from a square matrix.

1. Deciding factorB2formal

   A factor or element that decisively affects the nature or outcome of something.

   决定性因素

   • Education is a key determinant of future success.
   • The main determinant of health is access to clean water.
   • Cost was the primary determinant in their decision.

   同义词causeclincherdecisive factordetermining factorfactorinfluencekey

2. Antigenic determinantC1formalmedical

   The specific site on the surface of an antigen molecule to which an antibody binds.

   抗原决定簇

   • The antibody recognizes a specific determinant on the virus.
   • Researchers mapped the determinant of the protein.
   • Each antigen has multiple determinants for immune response.

   同义词epitope

3. Mathematical matrixC1formal

   A square matrix used in linear algebra to solve systems of linear equations.

   行列式

   • The determinant of the matrix was calculated to solve the equations.
   • A zero determinant indicates that the matrix is singular.
   • Students learned how to compute the determinant of a 3x3 matrix.