You wished for your child to have all permanent teeth.

你多希望孩子的牙都换成了恒牙。

By the time your baby teeth came in, your permanent teeth were already growing in behind them.

当你的乳牙长出后，你的恒牙就接着在后面继续生长。

And it's here, thanks to stem cells, that the same tooth-growing process repeats to form your permanent teeth.

因为干细胞，同样的牙齿制造过程就在这里重复发生，直到你长出恒牙。

Permanent means " lasting, " and these second or permanent teeth ought to last you all the rest of your life.

“恒”就是“持久”的意思, 而这第二批牙齿或者说恒牙将会在你随后的生命中一直与你相伴。

Another set of teeth, called the permanent teeth, is growing, one under each of the milk-teeth, and pushing out the first set.

另一套牙齿从原来的位置上长出, 将乳牙挤掉并取而代之, 这就是恒齿。

Your teeth are kind of precious in terms of, you know, once you have your permanent teeth you don't get new ones.

你的牙齿很珍贵，你知道，一旦你长出了恒牙，就不会再有新的了。

I've got seven permanent teeth that still haven't come in.

有七颗恒牙到现在都没长出来。

His permanent teeth were coming in, but they were blue and far apart like his baby teeth had .

他的恒牙长出来了， 但它们是蓝色的， 而且距离很远， 就像他的乳牙一样。

Some of his permanent teeth had already come — but they were small and blue like he had been eating blackberries. He drew a line for taw and lay on his stomach to take aim for the first hole.

他的一些恒牙已经长出来了——但它们又小又蓝，就像他一直在吃黑莓一样。他画了一条线，趴在地上准备瞄准第一个洞。