The quick brown fox jumps over the lazy dog. This sentence contains all the letters in the English alphabet. It is commonly used for touch-typing practice and testing typewriters and computer keyboards.
According to research, the average typing speed is around 40 words per minute (WPM). Professional typists can reach speeds of 65 to 75 WPM.
示例文本 (中英混合):
Python是一种广泛使用的解释型、高级编程语言，由Guido van Rossum于1991年首次发布。Python的设计哲学强调代码的可读性和简洁性，其语法允许程序员用更少的代码行表达想法，相比C++或Java等语言更为简洁。
Python支持多种编程范式，包括面向对象编程(object-oriented programming)、命令式编程(imperative programming)和函数式编程(functional programming)。它拥有一个庞大而全面的标准库，被称为"内置电池"(batteries included)哲学。