| 单词 | retinyl |
| 释义 | retinyl/ˈrɛtɪnɪl/ /ˈrɛtɪnʌɪl/Biochemistry noun The radical —C20H28, derived from retinol (vitamin A1) by the loss of the hydroxyl group. Usually attributive or as a formative element in names. Origin |
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