Take the great American scientist Thomas Edison as an example. He tried experiment after experiment and had one failure after another before he finally invented the bulb.
以伟大的美国科学家托马斯·爱迪生为例，他做了一次又一次的实验，失败了一次又一次才最终发明了灯泡。
2
Edison failed 10,000 times before he perfected the light bulb.
爱迪生失败了一万次后才成功做出了灯泡。
3
When Newton discovered gravity, and when Thomas Edison invented the light bulb, their curiosity was greatly satisfied.