| 释义 |
gum resin
释义
n. [林] 树胶脂
例句
1·They are using the sensitive gum resin flexible format as the forme style.
是用感光树脂软版作为印版式的印刷机。
2·Why do some trees produce sticky gum or resin ?
为什么有些树木会产生树脂或粘性胶状物？
3·Gum rosin is a kind of natural resin with high economic value.
松香是一种具有重大经济价值的天然树脂。
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