第一问题看似简单，无非是自我简介一下。

The first question seems easy to answer. It is but a brief self-introduction.

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简介干细胞是一类具有自我更新和多向分化潜能的细胞群体。

Stem cells are non-specialized cells which have the ability of self-renewal and multiple differentiation potential.

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决定自我介绍应该包括哪些内容时，问问自己：为什么你的个人简介对这群人很重要？

Whendeciding what to include, ask yourself why your bio matters to this group of people.

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