[mass noun]resin obtained from any of a number of tropical and mainly Indo-Malaysian trees, used to make varnish (土达)马树脂
The resin is obtained from trees in the families Araucariaceae (genus Agathis), Dipterocarpaceae (genera Hopea, Shorea, and Vatica), and Burseraceae (genus Canarium) 该树脂由南洋杉科(贝壳杉属),龙脑香科(坡垒属,娑罗双属和青皮属)以及橄榄科(橄榄属)中获取