Any of various hard resins from trees of the family Dipterocarpaceae and of the genus Agathis; especially the amboyna pine.

  • 坚硬的取自龙脑香科和贝壳杉属树种的树脂,尤其是青龙木。

  • 互联网摘选 2025-01-19 23:52:30

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