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BNC: 45982 COCA: 25557

octane

oc·tane /ˈɒkteɪn $ ˈɑːk-/ noun [uncountableU]  
TTCTPGa type of hydrocarbon that is in fuel and is used as a measure of its quality 辛烷
 low octane petrol
低辛烷值汽油
 high octane fuel
高辛烷值燃料
Examples from the Corpus
Origin octane
(1800-1900) Latin octo eight; because it has eight carbon atoms
oc·tane noun
Chinese
Syllable
Corpus

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