but just a cell that has the stem cell character.

而是指拥有干细胞特征的细胞
What does that mean to have the stem cell character?

拥有干细胞特征的细胞是什么意思
It means that if I took this cell

意思就是如果我取这些细胞
and isolated and watched it,

分离并观察
I'd notice that it had a couple of characteristics.

我会发现它有几个特征
One is that it's capable of something called asymmetrical division.

一个就是它会有不对称分裂
We talked about division last time.

我们上节课说过了细胞分裂
We talked about the parent cell

我们说到母细胞
forming two identical daughter cells.

分裂成为两个一模一样的子细胞
An asymmetrical division is not like that,

而不对称分裂就不是这样
it's when a parent cell forms two cells

当母细胞分裂为两个子细胞时
that are different in some way.

会有一些不同