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【用代数讲计算机科学】系列介绍

CS in Algebra: Introduction

你想过吗 数学不仅可以用来计算数字 还可以用来交流
Have you ever thought of math not just as a way to calculate numbers but to communicate
想法
ideas?
就像英语 西班牙语 或中文一样 数学也是一门语言 一种和他人谈话的方式
Just like English, Spanish or Chinese, math is a language, a way to talk to others.
当我们说话时 用名词去描述事物 比如面包 番茄 芥末 奶酪
When we speak, we use nouns like bread, tomato, mustard and cheese to describe things.
用动词去描述动作 比如烤 切割 和融化
And verbs like toast, cut and melt to describe actions.
数学也是一样的方法 用像1 2 3一样的数字来描述事物
Math is the same way, using numbers like 1, 2 and 3 to describe things and operators like
用加减这样的运算符来描述你能做的这些行为
addition and subtraction to describe actions that you can do to those things.
就像你能烤一片面包 一个人也能把4和5加起来
Just as you can toast a piece of bread, a person can also add four and five.
让我们来熟悉一下如何在编码界面编程
Let’s get familiar with how to program in Code Studio.
你的屏幕被分为了三部分
Your screen is split into three main parts.
屏幕左侧 是播放区 在那儿 你的程序将会被评估
On the left, is the play area where your program will be evaluated.
下面写着说明标准
The instructions for level are written below.
中间的区域是工具箱
This middle area is the toolbox.
每一个块是我们数学编程语言的一部分
Each of these blocks is part of our math programming language.
稍后 我们将在每个菜单栏里看到许多视图块
Later on, we’ll many views of blocks in each menu item.
右侧空白区域叫做工作空间
The white space on the right is called the work space.
这是我们编程的地方
This is where we’ll build our program.
为了把块连接在一起 把它们拖到你的工作区 把它们一个个
To link blocks together, drag them out to your work space and drop them next to each
挨着放置
other.
当你看到黄色的箭头 它们就会互相咬合
When you see the yellow arrow, they’ll snap together.
如果你想删掉一个块 你可以把它拖回工具箱
If you want to delete a block, you can drag it back to the toolbox.
当你的程序设计好后 你可以按这儿的红色按钮
When your program is ready, you can hit the run button over here.
你的程序被评估以后 你可以点击重置返回开始
After your program has been evaluated, you can hit reset to get back to the beginning.
编程快乐
Have fun programming!

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视频来源

https://www.youtube.com/watch?v=SlLr2rj4eBo

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