那时牙科学刚起步，拔牙是在没有麻药的情况下进行的。

In those days, dentistry was basic. Extractions were carried out without anaesthetic.

《柯林斯英汉双解大词典》

实际上只有一晚，麻药的关系使它觉得很长。

In reality, it's only been one night, but the drugs have made it seem much longer.

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我们有麻药的对吗？

We have a local anesthetic, right?

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