| 词汇 | Ethers,Crown |
| 释义 | Ethers,Crown《英文msh词典》Ethers,Crown [入口词] Ethers,Crown [主题词] Crown Ethers [英文释义] Macrocyclic polyethers with the repeating unit of (-CH2-CH2-O)n where n is greater than 2 and some oxygens may be replaced by nitrogen,sulfur or phosphorus. |
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