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单词 Ultraviolet ray
释义

Ultraviolet ray

英语例句库

It's called ultraviolet rays.

它被叫做紫外线。

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。

Stiffing of burning moxabar shares the same air sterillization effect with ultraviolet ray in outpatient injection room.

艾条熏蒸对门诊注射室空气自然菌的效果等同于紫外线。

Phthalein acid anhydride Photophobic pharmaceutical and has special protective action on the ultraviolet ray. It can cure sunlight dermatitis, eczema, etc.

酞酐避光剂,对紫外线具有特殊的保护功效,可治疗日光性皮炎,湿疹等。

There is a small box which contains an extra earpick and a clip.Open the side cover and put the earpick in, turn on ultraviolet ray to sterilize the earpick by pushing the switch backwards.

从前端打开侧盖把取下的耳勺放入侧面的储物匣内,(匣内还有一个耳勺和夹子是备用)把侧面的开关往后推,后面的紫外线灯打开,这时可对刚使用的耳勺进行减单消毒。

原声例句
假如有如果

And some wear them for protection from ultraviolet rays.

有些人戴隐形眼镜是为了保护眼睛免受紫外线伤害。

美容时尚英语

Snow amplifies the ultraviolet rays of the sun and can damage the eyes.

雪会将紫外线放大,损害双眼。

环球慢速英语

The ultraviolet rays and the heat from the sun act together on the water.

太阳的紫外线和热量共同对水产生影响。

《环球时报》阅读精选

Luo warned that individuals allergic to ultraviolet rays or those with dermatitis should avoid sunbathing.

罗警告说,对紫外线过敏或患有皮肤病的人应避免晒太阳。

CNN 听力 2019年3月合集

Both of these ingredients are used to help protect people from the sun's ultraviolet rays.

这两种成分被用来帮助保护人们免受太阳紫外线的灼伤。

蓝色星球

High in the stratosphere, a thin layer of ozone shields us from the sun's deadly ultraviolet rays.

在平流层的高处,薄薄的一层臭氧保护我们免受太阳致命的紫外线。

地球脉动 第二季 (原声版)

The white crust of the soda lake reflects the sun's glare and increases the impact of its ultraviolet rays.

盐湖的白色盐层反射着太阳的光芒,增强了紫外线的杀伤力。

十万个为什么

All those ultraviolet rays beat down on your skin, causing it to produce more melanin to protect your skin from getting damaged.

紫外线照在你的皮肤上,导致皮肤产生更多的黑色素以保护你的皮肤不受损害。

经济学人-科技

Once there, the liquid will be solidified by ultraviolet rays from the diode, extending the cylinder and forcing the cone farther into the soil.

液态塑料到达该位置后马上会因二极管发出的紫外线照射凝固,使圆柱体增长,促使锥体在土壤中更进一步。

2015 ESLPod

Yes, these sunglasses will protect your eyes from the sun's harmful ultraviolet rays.

六月:是的,这些太阳镜可以保护您的眼睛免受太阳有害紫外线的伤害。

雅思考试听力真题

Ultraviolet rays given off by the sun are a serious cause of skin cancer.

太阳发出的紫外线是导致皮肤癌的一个严重原因。

PBS访谈环境系列

You can think of it like a blanket enveloping the earth and protecting us from these ultraviolet rays.

你可以把它想象成一条毯子包裹着地球,保护我们免受这些紫外线的伤害。

PBS访谈健康系列

The last time the Food and Drug Administration approved any new active ingredients for sunscreen that helped to block our skin from ultraviolet rays was 1999.

上一次美国食品药品监督管理局批准用于防晒霜的有效新成分,以帮助我们的皮肤免受紫外线的伤害是在1999年。

双语版 TED-Ed 演讲精选

The purpose of sunscreen is to shield the body from the Sun's ultraviolet rays, which have several harmful effects, including sunburn, aging, and skin cancer promotion.

防晒霜的功用是保护皮肤、隔离太阳的紫外线。紫外线有不少害处,包括晒伤、皮肤老化,也可能造成皮肤癌。

未来世界建设

And that chemical can be photo cured by the ultraviolet rays that … is available on the top of the moon.

这种化学物质可以被紫外线光固化… … 月球顶部就有。

双语版 TED-Ed 演讲精选

And while some ozone in the upper atmosphere helps shield us from ultraviolet rays, on the ground, this gas can form alongside secondary particles and create photochemical smog.

它们会发生反应,形成臭氧。虽然高层大气中的臭氧能帮我们阻挡紫外线,在地面,这类气体可能会和衍生性粒子一起形成,产生光化学烟雾。

未来世界建设

As the moon has no atmosphere, this technique will use the ultraviolet rays on the moon to cure the resin and make any 3D printed structure harden.

由于月球没有大气层,这项技术将利用月球上的紫外线固化树脂,使任何 3D 打印结构变硬。

CNN 10 学生英语 2019年2月合集

Both of these ingredients are used to help protect people from the sun's ultraviolet rays but some scientists believe that when they wash off people's skin, they're harmful to marine ecosystems like coral reefs.

这两种成分都被用来保护人们免受太阳紫外线的伤害,但是一些科学家认为,当它们洗掉人们的皮肤时,对海洋生态系统如珊瑚礁是有害的。

《自然》阅读精选

That's well into the stratosphere, the portion of the atmosphere that contains the ozone layer, which protects Earth from harmful ultraviolet rays, says study co-author Kane Stone, an atmospheric chemist at the Massachusetts Institute of Technology (MIT) in Cambridge.

该部分大气层被称为平流层,包含臭氧层,它保护地球免受有害的紫外线辐射,麻省理工学院(MIT)的大气化学家、该研究合著者Kane Stone表示。

2015 ESLPod

Ultraviolet rays or " ultraviolet light" is a kind of light that you can't see – at least, human beings can't see – but it can damage or hurt your skin and your eyes.

。 紫外线或“紫外线” 是一种你看不见的光——至少,人类看不见——但它会损害或伤害你的皮肤和眼睛。

中文百科

紫外线 Ultraviolet

(重定向自Ultraviolet ray)
哈勃望远镜以紫外线拍摄的木星极光
黑光灯萤光管,是一般长波紫外线的来源。
紫外线以不同的方法危害生物体的DNA。在一种常见的损害事件中,相邻的胸腺嘧啶彼此相接,而不是跨越「阶梯」。这种胸腺嘧啶二聚体会造成肿胀,扭曲了DNA造成分子不正常。
Lámpara fluorescente de luz ultravioleta. La radiación ultravioleta no es visible; sin embargo, muchas de las lámparas ultravioletas emiten marginalmente parte de su luz en la zona adyacente del espectro visible, con lo que se observan de un color violeta (véase Violetas espectrales).

紫外线Ultraviolet或简称UV)是波长比可见光短,但比X射线长的电磁辐射,波长范围在10纳米(nm)至400纳米,能量从3电子伏特(eV)至124电子伏特之间。它的名称是因为在光谱中电磁波频率比肉眼可见的紫色还要高而得名,又俗称紫外光。

虽然人的肉眼看不见紫外线,但紫外线却会造成晒伤的影响。紫外线还有其他的效应,对人类的健康既有益处也有害处。

紫外线出现在阳光中,并且也能在电弧和专门的灯中生成,例如水银灯,日晒灯和黑光灯。尽管紫外线的能量不足以将原子电离,它可以造成化学反应,并导致许多物质发光或产生萤光。大多数紫外光被归类为非电离辐射。能量较高的紫外线,大约在150纳米(真空紫外线)是电离的,但这种类型的紫外线不具穿透力,会被空气阻挡住。

英语百科

Ultraviolet 紫外线

(重定向自Ultraviolet ray)
Portable ultraviolet lamp.UV light is also produced by electric arcs. Arc welders must wear eye protection and cover their skin to prevent photokeratitis and serious sunburn.
Levels of ozone at various altitudes and blocking of different bands of ultraviolet radiation. In essence, all UVC is blocked by diatomic oxygen (from 100–200 nm) or by ozone (triatomic oxygen) (200–280 nm) in the atmosphere. The ozone layer then blocks most UVB. Meanwhile, UVA is hardly affected by ozone and most of it reaches the ground. UVA makes up almost all of the ~ 25% of the Sun's total UV that penetrates the Earth's atmosphere.

Ultraviolet (UV) light is an electromagnetic radiation with a wavelength from 10 nm (30 PHz) to 380 nm (750 THz), shorter than that of visible light but longer than X-rays. UV radiation is present in sunlight, and also produced by electric arcs and specialized lights such as mercury-vapor lamps, tanning lamps, and black lights. Although lacking the energy to ionize atoms, long-wavelength ultraviolet radiation can cause chemical reactions, and causes many substances to glow or fluoresce. Consequently, biological effects of UV are greater than simple heating effects, and many practical applications of UV radiation derive from its interactions with organic molecules.

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更新时间:2025/6/18 11:15:27