To decarbonise an economy is not a simple subtraction; it requires a near-complete overhaul.

经济脱碳不是简单的减法;这需要近乎彻底的改革。

Multiplications and divisions are really just many additions and subtractions.

乘法和除法实际上只是许多加法和减法的累积。

This worked in reverse when doing subtraction, too.

做减法时机器会相反方向工作。

Addition and subtraction are both part of math equations.

加减法两者都是数学方程式的一部分。

Subtraction is not just about removing day-to-day distractions.

减法不仅仅是减去日常生活中的干扰。

Firms are not always opposed to subtraction.

公司并不总是反对减法。

Not long ago, researchers learned that 4-day-olds could understand addition and subtraction.

不久前，研究人员了解到4天的孩子可以明白加减法。

Additions or subtractions to our external circumstances make very little difference.

增加或减少的外部环境 产生的区别很小。

Math often builds on a set of basic skills like addition, subtraction, multiplication and division.

数学的基础技能不外乎加减乘除。

And a little bit about pOH, which can be calculated with logarithms, also with subtraction.

它们通常也有很低的pH值。