| 单词 | -yl |
| 释义 | -yl in British Englishsuffix (in chemistry) indicating a group or radical methyl carbonyl Word origin from Greek hulē wood, matter-yl in American English (əl) Chemistry 1. a monovalent hydrocarbon radical ethyl 2. a radical containing oxygen hydroxyl 3. an organic acid radical benzoyl Word origin < Gr hylē, wood, substance |
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