ultraviolet的意思

ultraviolet

英式音标[,ʌltrə'vaɪələt]
美式英标[ʌltrə'vaɪələt]

基本解释

adj. 紫外的；紫外线的

n. 紫外线辐射，紫外光

中文词源

ultraviolet 紫外线的

ultra-, 超过的，极其的，violet, 紫色的。

英文词源

ultraviolet (adj.): "beyond the violet end of the visible spectrum," 1840, from ultra- + violet. Ultra-red (1870) was a former name for what now is called infra-red.

实用例句

1. The container is invisible until you shine an ultraviolet light on it.: 那个柜子只有用紫外线照射才可以看见。

2. It's called ultraviolet rays.: 它被叫做紫外线.

3. The ozone layer surrounding the earth protects our skin from being hurt by the ultraviolet rays.: 环绕地球的臭氧层保护着我们的皮肤免受紫外线的伤害.

4. Ozone is best known for its role in screening the Earth from harmful ultraviolet rays from the Sun.: 臭氧最广为人知的作用是保护地球免受太阳紫外线的伤害。

5. 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。

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