夏天的街道又热又满是灰尘，太阳是那么明亮，它甚至穿透了焦化镇上空的阴霾，使人们不能稳定地看到它。
The streets were hot and dusty on the summer day, and the sun was so bright that it even shone through the haze over Coketown, and could not be looked at steadily.
热也使我们的环境变得适宜生存，而且一些紫外线会穿透大气层。
Heat, too, makes our environments tolerable and some ultraviolet rays penetrate the atmosphere.
UVA能穿透你的皮肤，使免疫系统的功能下降，这就增加了长皱纹和老年斑的危险。
UVA rays can penetrate deeply into your skin and suppress your immune system. This increases the risk of wrinkling and age spots.
应用推荐