scientific calculator

基本解释

A 50-line scientific calculator
一個 50 行代碼的科學計算器
Remember struggling with reverse Polish notation on your first scientific calculator?
還記得在您的第一台科學計算器上用逆波蘭表示法奮鬭的經歷嗎？
When Hewlett-Packard invented the HP-35, the first hand-held scientific calculator, in 1972, the device was banned from some engineering classrooms.
1972年，惠普發明第一個手提科學計算器HP-35時，該設備在某些工程學課堂上被禁用。

And if you have your calculator all set up as you love and you don't want to change it, then maybe you should just go and get an $8.00 scientific calculator that doesn't have any of the graphing functions, because you don't actually need them, so that's a better option for you, you can do that as well.
如果你的計算器裡已經按照你的喜好編好了,而你又不想改動，那麽或許你可以,去再買一個八美元的科學計算器,它沒有任何繪圖功能，因爲實際上你也用不到這些，所以這對你來說是一個更好的選擇，你也可以這樣做。
麻省理工公開課 - 化學原理課程節選

In 1985, Casio introduced the world's first graphing calculator, the fx-7000G, and in 2004 the company released the fx-82ES scientific calculator with textbook display that shows fractions and root functions as they appear in textbooks.
ENGADGET: Casio's touchscreen graphing calculator arrives in 2013, makes the TI-84+ look dated
The forecasts come from a unique open-source analysis package, called the 2050 pathways calculator, which was created by Professor David MacKay, chief scientific adviser to the Department of Energy and Climate Change.
FORBES: Lying With Numbers: Green Energy Edition