[ shellac,lac ] 昆虫分泌的胶汁所凝成的物质，用做工业原料 [ rubber tapping ] 割开橡胶树的外皮和韧皮，使胶乳流出来 [ pyroxylin cement ] 在化学溶剂中的硝酸纤维溶液，用一种天然胶或合成胶增塑的树脂与之相结合，通过溶剂蒸发而干燥后制成的材料...
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As a result, the native forest-dwellers began to be displaced, and newcomers started clearing large areas for cattle production and rubber tapping.
其结果是，雨林周围的原住居民被迫迁移，而土地新的拥有者们开始清理出大片的领地作畜牧和制造橡胶之用。
Thus, harvesting the babassu coconuts is more similar to farming than other activities involving more widely dispersed wild-growing trees or vegetation, such as rubber-tapping in the Amazon jungle.
因此，收割巴巴苏椰子与其他诸如砍伐亚马逊丛林的那种收割生长在更野外的分散生长的树或者植物相比，更与耕种相似。
They worked on the farm, tapping rubber trees.
他们在这农场做割胶的工作。
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