题目

Life is colorful. However, life sometimes plays jokes on us, especially when one has a bad day. Ryu is an unlucky one.Ryu got up late in the morning. He set the alarm clock at 8:00 a.m. the night before because he had a job interview at a company today. But the alarm clock didn’t ring. How strange!Then Ryu sat at the kitchen table where his breakfast usually was, but it wasn’t there. Instead, he found a note left by his sister, “I am really busy today. Make breakfast yourself.” So Ryu had a quick breakfast of bread and milk. Then he rode his bicycle to the company for the interview.Whe用某种更理想的燃料来代替石油做发动机燃料一直是科学家们努力的方向．英国人佛郎克司?柯尼设计了如下的实验来达到这一目的：他在汽车的水箱里设计了两个能导电的电极，并在两电极间加上1800V电压，此时，他发现水箱中释放出气体，气体进入发动机，经点火，发动机转动起来．（1）试说明他的实验原理？写出相关反应的文字表达式．（2）这一方法至今没有得到普遍应用，你知道为什么吗？