单词 subtraction 的中文意思、词根、词缀、翻译、同义词、反义词、短语、例句
🎧 音标
🔈美式发音:/səbˈtrækʃən/
🔈英式发音:/səbˈtrækʃn/
📖 详细的单词含义
- 名词 (n.):减法,减少
例句:Subtraction is one of the basic arithmetic operations.(减法是基本的算术运算之一。)
🌱 词根、词缀
词根:来自拉丁语 'subtractio',由 'sub-'(下)和 'trahere'(拉)组成,意指从下面拉走,即减少。
💡 联想记忆
联想到数学课上,老师讲解减法运算,从一堆物品中拿走一部分,这就是“subtraction”。
📜 同义词、反义词记忆
同义词:
- reduction, decrease, deduction:
反义词:
- addition, increase, accumulation:
✍️ 短语记忆
- subtraction problem(减法问题)
- subtraction operation(减法运算)
📝 例句记忆
- 名词:Learning subtraction is essential for elementary students.(学习减法对小学生来说是基本的。)
📚 故事记忆
英文故事:
In a small village, there was a math teacher named Mr. Smith. He loved teaching subtraction to his students. One day, he brought a basket of apples and showed how to subtract apples to find the difference. The students were fascinated by the concept of subtraction, and they learned how to reduce quantities effectively. This lesson not only taught them subtraction but also the importance of managing resources wisely.
中文故事:
在一个小村庄里,有一位名叫史密斯先生的数学老师。他喜欢教学生减法。一天,他带来了一篮苹果,展示了如何通过减去苹果来找出差额。学生们对减法的概念感到着迷,并学会了如何有效地减少数量。这堂课不仅教会了他们减法,还让他们明白了明智管理资源的重要性。