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
I agree with you. We've got to do something about pollution. It's getting worse.
我同意你的看法。我们得对污染采取措施了。污染越来越严重了。
No, not any more. It used to be free but now you have to pay to get in.
不，不再免费了。过去是免费，可现在得付钱才能进去呢。
Hello. Is that Bob?
喂！是鲍勃吗？