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It's called ultraviolet rays.

它被叫做紫外线.

《简明英汉词典》

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.

《简明英汉词典》

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。

辞典例句

Ultraviolet rays, dust, air - conditioning can make your skin coarse.

紫外线 、 灰尘 、 空调等都会使皮肤粗糙.

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Under ultraviolet rays, oxygen is photolysis, thus producing ozone.

空气中氧气在紫外光的照射下, 发生光解作用, 产生臭氧.

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Lastly, sepia - toned melanin in response to ultraviolet rays, appears in large amounts.

最新研究, 黑色素通过紫外线辐射会大量激增.

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A sun cream provides adequate protection against harmful ultraviolet rays.

使用防晒霜可以保护皮肤不受紫外线的伤害.

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Some studies link long term exposure to ultraviolet rays ( UV ) to cataract formation.

有些研究认为白内障的形成与眼睛长期暴露在紫外线下有关.

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Ultraviolet rays can penetrate through clouds.

紫外线可以穿透云层.

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Thermal radiation ranges in frequency from infrared rays through visible light to ultraviolet rays.

热辐射的频率范围从低频的红外辐射到高频的紫外辐射.

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Anti - UV: AAS , as a screen can reflect and hold back harmful ultraviolet rays.

抗 紫外线: AAS作为屏幕,将大部分紫外线反射或阻隔.

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Ultraviolet rays will make your skin age faster, and make you grow wrinkles.

紫外线会使你的肌肤加速老化, 让你长皱纹.

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Some had turned gray to reflect and survive in the strong light and oppressive ultraviolet rays.

为了躲避沙坨里咄咄逼人的紫外线照射,在强光下生存,多数植物又演变成灰白色以反射阳光.

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Asthmatics, at least , could benefit from measured doses of ultraviolet rays , according to scientists.

但是科学家则发现, 适量的日晒可以遏制住哮喘病的发作.

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