| 单词 | pine tar |
| 释义 | pine tar【医】 松焦油, 木溜油 pine tar pine tar n.（名词）A viscous or semisolid brown-to-black substance produced by the destructive distillation of pine wood and used in roofing compositions and as an expectorant and antiseptic.松焦油：一种粘性或半固体性的褐色到黑色物质，通过对松木的破坏蒸馏提炼，用于屋顶建造及化痰剂和消毒剂 |
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