h是什么意思
2024-01-13 00:01:16
h
n. 英语字母表的第八个字母
abbr. 氢的化学符号.
sp. （铅笔心）硬的(=hard)
名词复数：hs
近义词：totalheat，hydrogen，plancksconstant，enthalpy，heatcontent，henry，
详细释义
n.(名词)
- 英语字母中的第八个字母，小写为h
- 运动鞭毛型细菌，运动型细菌
- 【化】氢，元素氢（hydrogen）的符号
- 小时
- H形物
- 亨的符号
- 地磁水平分量（the horizontal component of terrestrial magnetism）的符号
- 海洛因（heroin）
abbr.(缩略词)
- （铅笔心）硬的（=hard）
英英释义
Noun
- a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
- a unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second
- the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second
- the 8th letter of the Roman alphabet
- (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure;
"enthalpy is the amount of energy in a system capable of doing mechanical work"
例句
- How do you pronounce p - h - l - e - g - m ? 你怎样读“p-h-l-e-g-m”这个单词?
- Letter "O" stands for oxygen and "H" for hydrogen. 字母“O”代表氧，“H”代表氢。
- Codex Committee on Food H hygiene. 国际食品卫生规范委员会。
- Smoking is detrimental to your h. 吸烟有害健康。
- The "h" in "honor" is not aspirated . honor. 中的h是不发音的。
- Something shaped like the letter H. h形物形状象字母h的物体