octane
noun /ˈɒkteɪn/
/ˈɑːkteɪn/
- a chemical substance in petrol, used as a way of measuring its quality
- high-octane fuel
Word Originlate 19th cent.: from octo- ‘eight’ (denoting eight carbon atoms) + -ane.
| 单词 | octane |
| 释义 | octanenoun /ˈɒkteɪn/ /ˈɑːkteɪn/
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