hydrogen怎么记,hydrogen的词根词缀巧记速记方法-怎么记单词

hydrogen sulfide 硫化氢
molecular hydrogen 分子氢
atomic hydrogen gas 原子氢气
hydrogen bomb 氢弹
hydrogen chloride 氯化氢
hydrogen fluoride 氟化氢
hydrogen iodide 碘化氢
hydrogen bromide 溴化氢

单词例句

The ball was full of hydrogen.
球充满了氢气。
The hydrogen is element.
氢是元素。
He said 90 percent of the sun is helium instead of hydrogen.
他说过太阳的90%元素是氦而不是氢。
Hydrogen is the most abundant element in the universe.
氢是宇宙中含量最丰富的元素。
Water is composed of hydrogen and oxygen atoms.
水由氢和氧原子组成。
The reaction between hydrogen and oxygen forms water.
氢和氧反应生成水。
Hydrogen fuel cells produce electricity with zero emissions.
氢燃料电池无排放产生电能。
Hydrogen can be used as a clean energy source for transportation.
氢可用作清洁的交通能源。
In a chemical equation, hydrogen has an atomic number of 1. (在化学方程式中，氢的原子序数为1。
Hydrogen bonds play a crucial role in the structure of proteins.
氢键在蛋白质结构中起关键作用。
The discovery of hydrogen was credited to Henry Cavendish in 1766. (氢气的发现归功于亨利·卡文迪许，他在1766年进行了这项工作。
Hydrogen balloons are used for scientific research and weather observation.
氢气球用于科学研究和天气观测。
The fusion of hydrogen nuclei powers our sun.
氢核聚变提供太阳的能量。

考试真题例句(机器翻译仅供参考)

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六级

四级

六级Most hydrogen and oxygen atoms in water are stable, but traces of both elements are also present as heavier isotopes.

水中的大多数氢原子和氧原子是稳定的，但这两种元素的微量也以较重的同位素形式存在。

2015年12月六级真题（第二套）听力 Section C

四级As soon as it was revealed that a reporter for Progressive magazine had discovered how to make a hydrogen bomb, a group of firearm (火器) fans formed the National Hydrogen Bomb Association, and they are now lobbying against any legislation to stop Americans from owning one.

当《进步》杂志的一名记者发现如何制造氢弹时，一组枪支(火器) 粉丝们成立了国家氢弹协会，他们现在正在游说反对任何阻止美国人拥有氢弹的立法。

2004年6月大学英语四级(CET-4)真题

四级But since anyone can now make a hydrogen bomb, the public should be able to buy it to protect themselves.

但既然现在任何人都可以制造氢弹，公众应该能够购买它来保护自己。

2004年6月大学英语四级(CET-4)真题

四级“The National Hydrogen Bomb Association hopes to educate people in the safe handling of this type of weapon.

“国家氢弹协会希望教育人们安全处理这种武器。

2004年6月大学英语四级(CET-4)真题

四级“Some people consider the hydrogen bomb a very fatal weapon which could kill somebody.

“有些人认为氢弹是一种非常致命的武器，可能会导致人员死亡。

2004年6月大学英语四级(CET-4)真题

四级The spokesman said, “Hydrogen bombs don’t kill people—people kill people.

这位发言人说：“氢弹不会杀人，而是会杀人。

2004年6月大学英语四级(CET-4)真题

四级Most hydrogen and oxygen atoms in water are stable , but traces of both elements are also present as heavier isotopes (同位素) .

水中的大多数氢和氧原子都是稳定的，但这两种元素的痕迹也以较重的同位素形式存在(同位素) .

2009年6月英语四级考试真题

四级Similar patterns exist throughout the U. S. By measuring the proportion of heavier hydrogen and oxygen isotopes along a strand of hair, scientists can construct a geographic timeline.

类似的模式在美国各地都存在。通过测量头发上较重的氢和氧同位素的比例，科学家可以构建一个地理时间线。

2009年6月英语四级考试真题

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