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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Alan Turing invented the programmable computer in 1936 (see Resources) as a thought experiment to show that certain mathematical problems were not computable.

Alan Turing在1936年发明可编程计算机(请参阅参考资料)是作为一种思想实验以证明某些数学问题不可计算。

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This experiment makes use of a new type gastric ultrasound contrast agent which is own invented, investigating to develop an imaging stomachs of SD rats and dogs by gastric ultrasound contrast.

本实验运用自行研制的新型胃超声造影剂，研究造影剂在正常大鼠和犬的胃显影，研究急性胃黏膜损伤的超声造影声学表现。

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