In Europe, there are 29 approved UV filters. Here in the United States, we have 16.

在欧洲，经过批准的紫外线防晒剂有29种。而在美国仅有16种。

In Europe, there are nine UV filters for UVA light. Here in the United States, we only have four.

在欧洲，有9种紫外线防晒剂可以过滤长波紫外线。在美国，只有4种。

For the windows that we do look through, most of them have a UV filter on them, which helps protect us.

至于我们会透过它朝外看的窗户，它们上面大部分都有一个紫外线过滤器可以帮助保护我们。

So you hit the nail on the head, it's been since 1999, that a new UV filters been approved here in the United States.

你的话一针见血，自1999年以来，一种新的紫外线防晒剂在美国得到了批准。

And to back up a little bit, what is a UV filter, so it's actually the chemical ingredient in the sunscreen, which is protecting our skin from UV light.

倒回去，我们说说什么是紫外线防晒剂，它实际上是防晒霜中的化学成分，可以保护我们的皮肤免受紫外线的伤害。