methane
英['miːθeɪn;'meθeɪn]
美['mɛθen]
- n. [有化] 甲烷；[能源] 沼气
助记提示
1. 甲烷、乙烷、丙烷、丁烷的命名是按照碳原子个数、或者说碳氢原子团的个数来命名的，一个叫甲烷，两个叫乙烷，以此类推。
2. 乙烷的名字巧合地与英文单词的第一个音相同。
中文词源
methane 甲烷，沼气
mety-,甲基化，缩写自methyl,甲基，-ane,化学名词后缀，烷。俗称沼气。
英文词源
- methane (n.)
- "inflammable colorless and odorless gas, marsh gas," 1867, coined from chemical suffix -ane + syllable abstracted from methyl.
双语例句
- 1. Methane gas does collect in the mines around here.
- 周围的矿井里的确有沼气聚积。
来自柯林斯例句
- 2. The ignition of methane gas killed eight men.
- 甲烷起火，致使8人丧生。
来自柯林斯例句
- 3. Methane and propane are alkanes.
- 甲烷和丙烷是烷烃。
来自《权威词典》
- 4. As the waste materials decompose, they produce methane gas.
- 废物腐烂时会产生沼气。
来自《权威词典》
- 5. The blast was caused by pockets of methane gas that ignited.
- 爆炸是由数袋甲烷气体着火引起的.
来自《简明英汉词典》