任一种新鲜的或陈旧的易碎、芳香、呈黄色到红色的树脂，可从各种热带乔木中提取，用于某些清漆中。
Any of several brittle, aromatic, yellow to red resins of recent or fossil origin, obtained from various tropical trees and used in certain varnishes.
一种普通的杂交树，有粘的、芳香的、树脂状的芽和心形的叶子，做为遮荫树养植。
A poplar tree of hybrid origin, with sticky, aromatic, resinous buds and heart-shaped leaves, cultivated as a shade tree.
选用一种液体改性芳香胺为环氧树脂的固化剂，得到了一种适合于树脂传递模塑(rtm)的高性能树脂体系。
Through applying a liquid modified aromatic amine as curing agent for epoxy resin, a high performance resin matrix system for resin transfer moulding (RTM) was derived.
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