The condition has even been given a name: synaesthesia.

它甚至还有了个名字，叫做通感。

In fact, there could be as many as 150 different types of synaesthesia.

事实上，联觉的类型可能多达150种。

But research is showing that the causes of synaesthesia could run in the family.

但研究表明，联觉症的病因可能是家族遗传。

Julie and Jen's brothers don't have synaesthesia, but Jen's daughter does.

朱莉和珍的哥哥弟弟没患联觉症，但珍的女儿患联觉症。

Guy says that in the past, synaesthesia was often dismissed – considered unimportant or uninteresting.

盖伊说，在过去，联觉常常被忽视——被认为不重要或无趣。

For example, someone with synaesthesia might be able to hear colors or taste letters.

例如，具有联觉的人可能能够听到颜色或品尝字母。

So do you or anyone you know have synaesthesia?

那么你或你认识的人有联觉吗？

For where synaesthesia originates from, let's take a trip to that wonderful noggin of yours.

对于联觉的起源，让我们去看看你那个美妙的脑袋吧。

But all joking aside, I'm not actually a synesthete, which is the term for people who have synaesthesia.

但抛开开玩笑不谈， 我实际上并不是联觉者，联觉者是指有联觉的人。

For the Scottish sisters, having synaesthesia is a gift, something Jen explained when she talked with BBC World Service programme, The Food Chain.

对于这对苏格兰姐妹来说，拥有通感是一种天赋。珍曾在BBC世界服务栏目的《食物链》中做出解释。