fossil resin
英 [ˈfɒsl ˈrezɪn]
美 [ˈfɑːsl ˈrezn]
化石树脂；琥珀
双语例句
- A hard yellowish to brownish translucent fossil resin; used for jewelry.
一种坚硬的黄色到褐色的半透明化石树脂，用来制造珠宝。 - Amber is a fossil resin which comes from trees that flourished ( grew well) along the shores of the Baltic Sea as long as60,000,000 years ago.
琥珀，通俗地说就是一种植物的树脂，大多产自60000000年前生长于波罗的海沿岸的树木。 - Effective Separation of Fossil Resin from Coal by Flotation
煤与化石树脂浮选分离的有效方法 - Research on floatation of fossil resin from coal
煤中树脂体的浮选研究