核心畫面
Picture the whole body of work about numbers and shapes and the rules that tie them together — counting, measuring, algebra, geometry — the subject you sit down and study. The word's other use is just a small piece of that same work, borrowed and applied to one real situation.
可以想成一整套關於數字和形狀的學問：怎麼數、怎麼量、怎麼把它們之間的規則寫下來——算術、代數、幾何都在裡面，也就是你…更多收起
可以想成一整套關於數字和形狀的學問：怎麼數、怎麼量、怎麼把它們之間的規則寫下來——算術、代數、幾何都在裡面，也就是你在學校坐下來上的那一門課。另一個用法則是把這一整套東西縮到一件具體的事情上，只取出「要算的那幾筆數字」。原始詞典資料2 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
mathematicsnoun/mæθ(.ə)ˈmæt.ɪks/
- 1
An abstract representational system studying numbers, shapes, structures, quantitative change and relationships between them.
- Next to Mathematics, the study of natural philosophy tends to have anti-aphrodisiac effects.
- Looking at the Leibniz series, you feel the independence of mathematics from human culture. Surely, on any world that knows pi the Leibniz series will also be known... Nilakantha, an astronomer, grammarian, and mathematician who lived on the Kerala coast of India, described the formula in Sanskrit poetry around the year 1500.
- 2
A person's ability to count, calculate, and use different systems of mathematics at differing levels.
- My mathematics is always improving.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。