Other expression · CEFR B2
sum sign
other_expression
求和号,即数学中表示求和的符号Σ
- 1.
the symbol Σ used to denote summation in mathematics
求和号,即数学中表示求和的符号Σ
In use
In the formula, the sum sign tells you to add up all the values.
Dictionary facts from AI_SUPPLEMENT.