copal

copal 基本解释

n.  硬树脂；柯巴脂（硬树胶；制清漆用）；苯乙烯树脂

医学

copal 词组短语

• copal ester
• copal oil
• copal varnish
• congo copal
• Brazilian copal
• copal-ether
• Angola copal
• goose-skin copal
• Manila copal
• Zanzibar copal

copal 双语例句

1. 1、 A hard copal derived from an African tree.
   取自一种非洲树木的坚硬的柯巴脂。
2. 2、 Testing of copal resin and amber
   柯巴树脂与琥珀的鉴定

copal 英英释义

noun

1. a brittle aromatic resin used in varnishes