In that case, you would only want to represent one person with two different roles.

在这种情况下，您将使用两个不同的角色来表示同一个人。

youdao

Why can’t a car or a person be in two slightly different places at once?

为什么一辆汽车或一个人无法同时出现在两个些许不同的地方？

youdao

Why can't a car or a person be in two slightly different places at once?

为什么一辆汽车或一个人无法同时出现在两个些许不同的地方？

youdao

And so from now on,Shelly Kagan,that single person, is in two different places at the same time.

所以从现在开始，Shelly，Kagan一个人，同时身处两处。

耶鲁公开课 - 死亡课程节选

The mentor and sponsor can be two different people or they can be the same person.

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This can happen when a person or an animal is exposed to two different viruses at the same time.

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"These two exercises ground a person and help them think about a different future, " she says.

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