例句與造句

1. Most biologists say the surface of Mars, bathed in lethal ultraviolet radiation from the sun and with air thinner than in most vacuum chambers on Earth, couldn't possibly support any kind of life as we know it.
2. It was identified in the 1990s as a threat to the ozone layer, which protects Earth's surface from lethal ultraviolet radiation, and added to the list of substances that were to be discontinued under the Montreal treaty.
3. It's difficult to find lethal ultraviolet radiation in a sentence. 用lethal ultraviolet radiation造句挺難的