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1·Use a sun block that filters UVA effectively.

使用能有效滤掉紫外线的防晒霜。《牛津词典》

2·Tanning parlors emit UVA rays far more intense ly.

人工美黑仪发出的长波紫外线要强烈得多。

3·Punta Uva is a small town on the coast of Costa Rica.

曼萨尼约是哥斯达黎加海岸边的一个小镇。

4·They should block 99-100% of the UVA and UVB radiation.

太阳镜应该阻挡99 - 100%的紫外线或的辐射。

5·Jim Smith is a UVA engineering professor. He leads the project.

吉姆·斯密斯是弗吉尼亚大学一名机械学教授，他是该项目的负责人。

6·Many sunscreens especially fall down when it comes to UVA protection.

很多防晒霜在UVA防护上根本不起作用。

7·The most effective sunscreens protect against both UVA and UVB rays.

最有效的防晒霜既能防护紫外线A也能防护紫外线B。

8·There are two types of UV light that can harm your skin - UVA and UVB.

太阳光线中有两种紫外线会对你的皮肤造成伤害，即uva和uvb。

9·Always wear a hat and sunglasses that have UVA and UVB filters when in the sun.

总是戴帽子和墨镜，有紫外线a和紫外线B过滤器时，在阳光下。

10·You need to protect against both UVA which are ageing and UVB which are burning.

您需要防止两种紫外线是老化和UVB这是燃烧。