表达式与方程词汇
Expressions & Equations Vocabulary
理解并运用表达式、方程、不等式、项和因子的概念与词汇；能区分表达式（没有等号）、方程（有等号）和不等式（有不等号）
Understand and use the concepts and vocabulary of expressions, equations, inequalities, terms, and factors; distinguish between an expression (no equals sign), an equation (equals sign), and an inequality (inequality sign)
学习证据 / Evidence
- 定义并区分表达式、方程和不等式
- 识别代数表达式中的项、系数和因子
- 在数学讨论中准确使用代数词汇
- Define and distinguish between expression, equation, and inequality
- Identify terms, coefficients, and factors in algebraic expressions
- Use the vocabulary of algebra precisely in mathematical discussions
评估问题 / Assessment
{{name}}能解释一下“3x + 2”这样的表达式、“3x + 2 = 11”这样的方程和“3x + 2 > 11”这样的不等式之间的区别吗？
Can {{name}} explain the difference between an expression like "3x + 2," an equation like "3x + 2 = 11," and an inequality like "3x + 2 > 11"?