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。

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Take the great American scientist Edison as an example, he tried experiment after experiment and had one failure after another before he finally invented the bulb, which lighted up the whole world.

以伟大的美国科学家爱迪生作为一个例子，他尝试实验，实验后，并一次失败后，另一个之前，他终于发明了灯泡，其中被点燃了整个世界。

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