halogen

[美]/'hælədʒ(ə)n/
[英]/'hælədʒən/
词频: 极高

释义

n. 卤素,元素周期表第七族元素,常见有氟、氯、溴、碘。
词形变化
复数halogens

短语搭配

halogen lamp

卤素灯

halogen bulb

卤素灯泡

halogenated compounds

卤化合物

halogen free

无卤;无卤素(技术)

例句

Table standing luminaire for orientable direct task, low voltage, halogen lighting.

钢制底座,灯身和灯臂,黑色环氧外涂层。

The behavior of halogen ions in alkaline-earth metal oxides+halogenide+molten slag of scales was investigated.

研究了碱土金属氧化物+卤化物+氧化铁熔渣中卤离子的行为。

It provides orientable halogen task lighting, and its elegant counterweight and arm system keep the head constantly parallel to the table.

它提供了定向卤素工作照明,其优雅的姿势和手臂系统保持头部不断平行。

Metal hydroxides like aluminium trihydroxide (ATH) or magnesium dihydroxide (MDH) are commonly used halogen-free flame retardants in polyolefins.

金属氧化物如氢氧化铝(ATH)或氢氧化镁(MDH)是常用的无卤阻燃体系。

Which indubitably indicate that the bismuthous sulfide can only dissolve in halogen acid except hydrofluoric acid, the mixed solution of dilute sulfuric acid and alkali halide.

结果表明硫化铋只能溶于氢卤酸(除氢氟酸外)、稀硫酸与碱金属卤化物的混合液中,不能溶于稀硫酸中。

Pyridine can react with halogens,nitronium fluoroborate, sulfur trioxide, boranes and chromium trioxide to form some useful organic reagents which are introduced briefly in the paper.

吡啶可以和卤素、硝基四氟化硼盐、三氧化硫、硼烷及三氧化铬反应,形成一些有用的有机试剂。

Halogen compunds coating fluorescent lamps phosphoresce to produce light in response to electric discharges inside the lamp (see electric discharge lamp).

卤素化合物作为萤光灯的涂料,灯管的磷和灯内部的电流反应而发光(参阅electric discharge lamp)。

原声例句

As well as daylight, halogen spotlights illuminated his bench.

和日光一样,卤素聚光灯照亮了他的长凳。

来源: The Economist (Summary)

That mix of colors, overall, glows bright white, like a halogen bulb in a beam.

混合的颜色就会发出像卤素灯泡一样的亮白色光束。

来源: Science in 60 Seconds Listening Compilation July 2016

Halogens, Noble gases, lanthanides or rare earth elements.

卤素、惰性气体、镧系元素或稀土元素。

来源: CNN 10 Student English Compilation August 2019

It might be a long hydrocarbon chain or a halogen or an oxygen.

它可能是长烃链或卤素或氧。

来源: Chemistry Crash Course

If a halogen, such as bromine, is added in the place of hydrogen, the reaction is called halogenation.

如果加入卤素,如溴,代替氢,则该反应称为卤化。

来源: Chemistry Crash Course

Halogens can react with metals to form halide crystals, in which the atoms become arranged in a very orderly grid called a lattice.

卤素能与金属反应生成卤化物晶体,晶体中原子以非常有序的格子排列,称为晶格。

来源: Scishow Selected Series

Silver halides are just some atoms of silver bound to atoms of any element known as a halogen, which includes things like bromine, chlorine, and iodine.

卤化银由银原子与卤素原子组成,卤素原子包括像溴、氯、碘等元素。

来源: Scishow Selected Series

On the other side of the table, you'll find most of the common anion-forming elements grouped together, particularly your halogens, along with oxygen, sulfur, and nitrogen.

在表格的另一边, 您会发现大多数常见的阴离子形成元素组合在一起,尤其是卤素, 以及氧、硫和氮。

来源: Crash Course Comprehensive Edition

Much of the interest in perovskites comes because those which combine metal atoms with chlorine, bromine or iodine (members of a group of elements called halogens) are semiconductors.

人们对钙钛矿的兴趣很大,因为那些将金属原子与氯、溴或碘(卤素元素组的成员)结合在一起就是半导体。

来源: The Economist - Technology

In addition to the extreme heat burning, melting and distorying anything it touches, lava releases particles into the air and toxic gases such as sulfur, carbon dioxide and halogen.

除了超级热的燃烧,融化熔岩还向空气中释放颗粒和有毒气体,如硫,二氧化碳和卤素。

来源: If there is a if.

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