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| collidine (混合物，CH₃C₅H₃NC₂H₅) | |||
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三甲 吡啶 : 14 phrases in 6 subjects |
| Chemistry | 3 |
| General | 7 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Pharmacology | 1 |
| Technology | 1 |
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