您要查找的是不是：
- Two from five is a simple subtraction. 五减二是简单的减法。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- If you subtract 2 from 8, you get 6. 8减去2是6。
- On maps, a cross is the symbol for a church. 在地图上，十字符号代表教堂。
- Subtract 3 from 7 and you have 4. 七减三得四。
- Cypress branches used as a symbol of mourning. 柏枝作为悲哀象征的柏树枝
- We use x as the symbol for an unknown quantity. 我们用x表示一个未知数。
- The white bird is a symbol of freedom. 这白色的鸟是自由的象徵。
- The Cross is the symbol of Christianity. 十字架是基督教的象征。
- The lion is the symbol of courage. 狮子是勇武的象徵。
- The dove is the symbol of peace. 鸽子是和平的象征。
- A mark or symbol used in a writing system. 符号，字体文字系统里的符号或标记
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- The little girl has begun to learn to add and subtract. 这小女孩已在学做加减法了。
- The symbol for the Roman numeral one hundred. 罗马数字中表示一百的符号
- We do addition and subtraction in arithmetic. 在算术里，我们作加减运算。
- If you subtract 3 from 5, you get 2. 五减去三就得二。
- He only bought the yacht as a status symbol he hates sailing. 他买游艇只是为了显示身分--其实他根本不喜欢玩游艇。
- When we do subtraction,we take things away. 当我们做减法的时候，我们取走事物。
- If you subtract two from five you get three. 五减去二剩下三。
