| 单词 |
hydrogen |
| 释义 |
Related topics: Elementshy·dro·gen /ˈhaɪdrədʒən/ ●●○ noun [uncountable] HCEa colourless gas that is the lightest of all gases, forms water when it combines with oxygen, and is used to produce ammonia and other chemicals. It is a chemical element: symbol H 氢〔一种化学元素,符号为H〕Examples from the Corpushydrogen• The transient nature of the binding may be because this sequence is recognized on account of its structure without additional hydrogen bonding contacts.• In this case the presence of oxygen and hydrogen mixed in the optimum proportions, could well have compounded the effect.• The vaporized gasoline is processed into hydrogen, water and carbon dioxide.• Ultraviolet light, hydrogen peroxide and ozone assure crystal-clear, clean water.• For all they know, metal hydrogen may always be unstable and quickly vaporize.• A biochemist colleague has kindly provided me with a bottle of hydrogen peroxide, and enough hydroquinone for 50 bombardier beetles.• The large scale release of fusion energy has so far occurred only in stars and in the hydrogen bomb.• Expressed as the proportion of carbon to hydrogen, fuelwood is roughly 91 percent carbon.Origin hydrogen (1700-1800) French hydrogène, from hydro- ( → HYDRO-) + -gène “producing”; because it produces water when it is burnedhy·dro·gen nounChineseSyllable of lightest a gas is colourless Corpus all the that |
| 随便看 |
- Newspapers, printing, publishing-topic history
- Newspapers, printing, publishing-topic history
- Newspapers, printing, publishing-topic humorist
- Newspapers, printing, publishing-topic humorist
- Newspapers, printing, publishing-topic illustrate
- Newspapers, printing, publishing-topic illustrate
- Newspapers, printing, publishing-topic illustration
- Newspapers, printing, publishing-topic illustration
- Newspapers, printing, publishing-topic impression
- Newspapers, printing, publishing-topic impression
- Newspapers, printing, publishing-topic imprimatur
- Newspapers, printing, publishing-topic imprimatur
- Newspapers, printing, publishing-topic imprint
- Newspapers, printing, publishing-topic imprint
- Newspapers, printing, publishing-topic indent
- Newspapers, printing, publishing-topic indent
- Newspapers, printing, publishing-topic indentation
- Newspapers, printing, publishing-topic indentation
- Newspapers, printing, publishing-topic index
- Newspapers, printing, publishing-topic index
- Newspapers, printing, publishing-topic index
- Newspapers, printing, publishing-topic index
- Newspapers, printing, publishing-topic insert
- Newspapers, printing, publishing-topic insert
- Newspapers, printing, publishing-topic inset
- 《鹰之歌》鉴赏
- 《鹰头雀脑,狼心狗行》成语意思解释与出处|例句
- 《鹰巢》哲理故事小说
- 《鹰扬不减少年时,墨作龙蛇纸上飞.》原诗出处,译文,注释
- 《鹰桧图》原图影印与赏析
- 《鹰潭·(清)刘命清》咏江西山水名胜诗词
- 《鹰潭》咏江西山水名胜诗词
- 《鹰爪王》武侠小说鉴赏
- 《鹰的叹息》鉴赏
- 《鹳鱼石斧图》原图影印与赏析
- 《鹳鹤追飞静,豺狼得食喧.不眠忧战伐,无力正乾坤》什么意思,原诗出处,注解
- 《鹿》字义,《鹿》字的字形演变,小篆隶书楷书写法《鹿》
- 《鹿之上山,獐不能跂(qi棋)也,及其下,牧竖能追之,才有所修短也.是故有大略者不可责以捷巧,有小智者不可任以大功.》什么意思,出自哪里,注释,句意,翻译
- 《鹿之梦》原文与赏析
- 《鹿乳奉亲》古代励志家训
|