| 词汇 | acetylene |
| 释义 | acetylene 1 ENTRIES FOUND: acetylene (noun) acetylene /əˈsɛtl̟ən/ noun acetylene /əˈsɛtl̟ən/ noun Learner's definition of ACETYLENE [noncount] : a gas that burns with a very hot flame which is used to melt and connect pieces of metal乙炔；电石气 |
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