- Use the adjective ultraviolet to describe light with a wavelength that's less than visible light, but longer than x-rays. You can't see ultraviolet light.
- 请先登录
- adj. 紫外的；紫外线的
- n. 紫外线辐射，紫外光
-
1. Birds perceive the world differently tohumans, being able to see light in the ultraviolet range of the spectrum.
鸟类感知世界的方式和人类不同，他们能够在紫外线光谱范围内看见光线。
-
2. But it also says there is no evidence to support disinfecting toothbrushes in the microwave or with ultraviolet devices on the market.
但它也说，没有证据支持在微波炉或市面上销售的紫外线设备中对牙刷消毒。
-
3. If you get some of these in the upper atmosphere, a photon, an ultraviolet photon, has the energy capable of breaking this bond.
如果你把它放到大气层上，一个光子，一个紫外光光子，有能量可以破坏它的化学键。
ultra·vio·let / ˌʌltrəˈvaɪələt ; NAmE ˌʌltrəˈvaɪələt / ( abbr.UV ) adjective [usually before noun ] ( physics 物 ) of or using electromagneticwaves that are just shorter than those of violetlight in the spectrumand that cannot be seen 紫外线的；利用紫外线的 ◆ ultraviolet rays (= that cause the skin to go darker) 紫外线 ◆ an ultraviolet lamp 紫外线灯 ☞compare infrared ultra·vio·let / ˌʌltrəˈvaɪələt ; NAmE ˌʌltrəˈvaɪələt /
- 请先登录
0 个回复