A calculator program, very immature, to be completed two the number of operations such as addition and subtraction, multiplication and division.
基于1个网页-相关网页
a simple calculator program 说明一个简单的计算器程序
A calculator program can be timed alarm.
一个计算器程序可以进行定时闹钟。
The examples -- a simple calculator and a program to parse e-mail messages -- are simple enough.
这两个例子 —— 一个简单的计算器和一个解析电子邮件消息的程序，都很简单。
Now you'll Tcl your desktop with a more complex GUI program: a scientific calculator written in a mere 50 lines of code (see Listing 2).
现在，您将通过一个更加复杂的Tcl GUI程序来组织桌面：通过仅50行代码编写的一个科学计算器(请参见清单2)。
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