教他们如何用牙刷转圈儿刷牙以免得蛀牙。

And I taught them how to brush their teeth in tiny circles so they wouldn't get cavities.

youdao

我给孩子们买来带泡泡糖香味的牙膏，教他们如何用牙刷转圈儿刷牙以免得蛀牙。

I bought my children bubble gum flavored toothpaste and I taught them how to brush their teeth in tiny circles so they wouldn't get cavities.

youdao

我给孩子们买来带泡泡糖香味的牙膏，教他们如何用牙刷转圈儿刷牙以免得蛀牙。

I bought my children bubble gum flavored toothpaste and I taught them how to brush their teeth in tiny circles so they wouldn't get cavities.

youdao