您要查找的是不是：
- A hard,translucent,yellow,orange,or brownish-yellow fossil resin,used for making jewelry and other ornamental objects. 琥珀一种坚硬的半透明，呈黄色、桔黄色或浅褐色的化石树胶，用来制造珠宝和其它装饰物
- Amber is a fossil resin which comes from trees that flourished(grew well)along the shores of the Baltic Sea as long as 60,000,000 years ago. 琥珀，通俗地说就是一种植物的树脂，大多产自60，000，000年前生长于波罗的海沿岸的树木。
- Research on floatation of fossil resin from coal 煤中树脂体的浮选研究
- Amber is the ancient and fossilized resin of long dead trees that grew in forests millions of years ago. 琥珀是年代古老的一种化石树胶，是几百万前枯死林木长时间化石化的产物。
- 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。
- 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
- A resinous copal or a fossilized resin of these trees, used in varnishes and enamels. 考里松树脂:这种树的古巴树脂或化石树脂,用于装饰和涂瓷漆。
- He found a piece of fossil of an ancient bird. 他发现一块古代鸟类的化石。
- This fossil may be over 2 million years old. 这化石可能超过二百万年了。
- Can you date the fossil exactly? 你能确定这化石的确切年代吗?
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- Isn't Professor Bell an old fossil? 贝尔教授真是个老顽固。
- A microscopic fossil, as of a pollen grain or unicellular organism. 微体化石一种微小的化石，如花粉粒或单细胞有机体的化石
- A paint containing acrylic resin. 丙烯酸树脂漆含丙烯酸树脂的涂料
- If we squander our fossil fuels, we threaten civilization. 如果我们浪费矿物燃料，我们就威胁文明。
- Amber is the resin of pine trees that grew very very long ago. 琥珀是古老的松脂。
- The gossip tossed the mossy blossom fossil. 爱讲闲话者向上抛长满苔藓的花化石。
- Xie Hua，J. Cao,etc. Separation of Fossil Resin from Northeast China Coal，Fourteenth Annual International Pittsburgh Coal Conference, Sept. 23-27, 1997 谢华、姜志伟等，热重分析法测定煤中树脂体含量，煤炭科学技术，第8期，1996年
