英语俚语天天说 第325期:"防晒霜，晒伤，紫外线"英语怎么说?

 Sunscreen 防晒霜

I need to apply some sunscreen every time I am going out in summer.

夏天我每次出去的时候，我都需要涂些防晒霜。

SPF 防晒系数

Sun Protection Factor

An SPF of 30 means that you could be out in the sun 30 times longer before you get sunburned than you would be able to if you go out without sunscreen.

防晒系数30意味着，被太阳晒伤的时间是你没涂防晒被晒伤时间的30倍。

UVA rays 长波紫外线

Ultraviolet¹ A

UVA doesn’t cause sunburn, but it really leads to darkening and aging.

长波紫外线不会导致晒伤，但会让皮肤变黑老化。

Water-resistant 不被水溶掉的

I like swimming in open water during summer so I have to get a water-resistant sunscreen.

夏天我喜欢在开放水域游泳，所以我必须得买个水性防晒霜。

Waterproof² 防水的

Luckily, my backpack is waterproof, so my clothes didn't get wet.

真走运，我的双肩包是防水的，所以包里的衣服没湿。

1 ultraviolet   

adj.紫外线的；n.紫外线

参考例句：

• It's called ultraviolet rays.它被叫做紫外线。
• The sun's ultraviolet rays are responsible for both tanning and burning.阳光中的紫外线是皮肤晒黑和灼伤的根源。

2 waterproof   

n.防水材料；adj.防水的；v.使...能防水

参考例句：

• My mother bought me a waterproof watch.我妈妈给我买了一块防水手表。
• All the electronics are housed in a waterproof box.所有电子设备都储放在一个防水盒中。