In the dream, I dreamed my teeth fall out, and I am sad to cry.

在梦里，我梦见我的牙齿都掉光了，我伤心地哭了。

youdao

What did you dream about last night? Did your teeth fall out or did you fly?

你昨晚梦见了什么？牙掉了抑或是在飞翔？

youdao

It is a common myth that losing baby teeth due to tooth decay is insignificant because baby teeth fall out anyway.

这是常见的误区，认为宝宝因为蛀牙失去牙齿是无关紧要的，因为宝宝的乳牙总会在将来某一天脱落。

youdao

If you are removing it for prevention of tooth decay or periodontal disease such as gingivitis, which destroys the root and makes the teeth fall out then I believe it's best at night.

WSJ: How to Be a Better Flosser