natural resins

同根派生

Gum rosin is a kind of natural resin with high economic value.
松香是一種具有重大經(jīng)濟(jì)價(jià)值的天然樹脂。
Natural resins are rosin and shellac. Synthetic resins are organic compounds which have been chemically nodified ([polymerised].
天然的樹脂是松香和蟲膠。人造樹脂是把有機(jī)化合物用化學(xué)方法改變（聚合化）而成。
Preferred natural resins include saccharides (especially starch, xanthan, guar) and proteins (especially casein and whey).
首選天然樹脂包括糖（特別是淀粉，黃原膠，瓜爾豆）和蛋白質(zhì)（特別是酪蛋白和乳清）。
Class 2 Paints, varnishes, lacquers; preservatives against rust and against deterioration of wood; colorants; mordants; raw natural resins; metals in foil and powder form for painters, decorators, printers and artists.
商標(biāo)注冊(cè)類別2顏料、清漆、漆;防銹劑和木材防腐劑;著色劑;媒染劑;未加工的天然樹脂;畫家、裝飾家、印刷商和藝術(shù)家用金屬箔及金屬粉。
Paints, varnishes, lacquers; preservatives against rust and against deterioration of wood; colorants; mordants; raw natural resins; metals in foil and powder form for painters, decorators, printers and artists.
顏料、清漆、漆;防銹劑和木材防腐劑;著色劑;媒染劑;未加工的天然樹脂;畫家、裝飾家、印刷商和藝術(shù)家用金屬箔及金屬粉。