效率

The Chinese word 效率 (xiàolǜ) is composed of two characters: 效 (xiào) and 率 (lǜ). 效 means "effect" or "result", while 率 means "rate" or "percentage". Together, they form the concept of "efficiency", which refers to the ratio of useful output to total input.The word 效率 first appeared in the late 19th century, during the Qing Dynasty. It was coined by the Chinese scholar and translator Yan Fu, who was inspired by the English word "efficiency". Yan Fu believed that the concept of efficiency was essential for China's modernization, and he used the word 效率 to promote it.Since then, 效率 has become a widely used word in Chinese. It is used in a variety of contexts, including business, economics, engineering, and science. It is also used in everyday conversation to describe how well someone is doing something.The word 效率 is a useful addition to the Chinese language. It provides a concise way to express the concept of efficiency, and it has helped to promote the idea of efficiency in China.