Slide rule
01
计算尺, 滑尺
a mechanical analog device used for mathematical calculations, consisting of two logarithmic scales that slide past each other
例子
Before the advent of calculators, engineers and scientists relied on slide rules for complex calculations.
在计算器出现之前，工程师和科学家依靠计算尺进行复杂的计算。
He demonstrated how to perform multiplication and division using a slide rule during the math class.
他在数学课上演示了如何使用计算尺进行乘法和除法运算。
