pocket calculator

基本解释

My pocket calculator needs a new battery .
我的袖珍计算器需要一个新电池。
One handy example of how classroom practices can change is the replacement of the slide rule by the pocket calculator.
能够怎样改革课堂实习的一个简便的事例是用袖珍计算器代替计算尺。
My father, who was trained in engineering at M. I. T. in the slide-rule era, often lamented the way the pocket calculator, for all its convenience, diminished my generation's math skills.
我的父亲，在幻灯片统治时代，他在麻省理工学院接受工程教育，经常感叹由于袖珍计算器带来的便利性，削弱了我这一代人的数学能力。

The pocket calculator and digital watch were three years old.
FORBES: Another Bite Of The Apple