他没有事做。

He had no work.

youdao

没有事做，他感觉很无聊。

Having nothing to do he feels bored.

youdao

我很吃惊，爷爷说从我上学起，他就没有事情做，所以他就对数码产品有了兴趣。

I was so surprised, my grandpa said since I went to school, he had nothing to do, so he became interested in the digital products.

youdao

And Jenner, because he was a trained physician, because he knew something about the scientific method, did something that these more ancient healers had not done in the past, was that he wrote down what he did.

而詹纳,因为他是个受过训练的医生,懂得一些科学方法,他做了那些古老的医生们没有做的事,就是记录了自己的所作所为

耶鲁公开课 - 生物医学工程探索课程节选