| 单词 | birch tar oil |
| 释义 | birch tar oil [`bǝrch ´tär ´ȯil] MATERIALS A toxic liquid mixture of guaiacol, phenols, cresol, xylenol, and creosol; derived from distillation of birch tar and by dry distillation of the wood of Betula alba; used as a disinfectant, in leather dressing, and in medicine. |
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