Hydrogen
[ 'haɪdrədʒən ]
第3级
其它 Other
n. <化>氢;
💡 词根助记
hydro水+gen产生→氢
📝 例句
The addition reaction with hydrogen cyanide is base-catalysed.
与氰氢酸的加成是碱催化的。
Catalase catalyes the breakdown of hydrogen peroxide.
过氧化氢酶催化过氧化氢的分解。
A molecule is a thousand times bigger than an atom of hydrogen.
一个分子比一个氢原子大一千倍。
This combination of uranium and hydrogen is called a "hydrogen bomb".
这种铀和氢的结合，叫做“氢弹”。
Water contains hydrogen and oxygen.
水含有氢和氧。
🌱 联想助记
【记】※ hyd-拼音“好又多”,ro-谐音“肉”,gen-拼音“跟”:好又多里有肉跟氢气
※ hy-拼音“还有”,dr-拼音“大人”,o-似“气球”,gen-拼音“跟”:还有很多大人把氢气球拿到跟前
🔤 词根
-hydr-表示“水”
📖 牛津释义
hydrogen
n[U]
(chemistry 化) gas that has no colour, taste or smell and is the lightest substance known, combining with oxygen to form water 氢. =>App 10 见附录10.
🎯 考研助记
氦煮氢（谐音）：氦气煮了变成 氢气 hydro(水)+gen(generate产生):水产生 氢气
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
We've got to think of ways of changing people's habits.
我们得想想办法，改变人们的习惯。
My shoe has been pressing against my foot, so it hurts a bit.
我的鞋一直挤着脚，所以脚有点疼。
What a shame! Never mind, I'll write to him.
真遗憾！不要紧，我会给他写信的。