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- 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?
- Her age is of secondary interest. 她的年龄不太重要。
- secondary fossil 次生化石
- In secondary school, children get more advanced knowledge. 在中学,孩子获得更深一些的知识。
- Isn't Professor Bell an old fossil? 贝尔教授真是个老顽固。
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- 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
- 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。
- A secondary mine passageway between two main shafts or tunnels. 次要矿山甬道矿井中连接两条大隧道的小巷道
- The government introduced universal secondary education years ago. 几年前,政府就倡导普及中等教育。
- The gossip tossed the mossy blossom fossil. 爱讲闲话者向上抛长满苔藓的花化石。
- Our aim is that all children complete secondary education. 我们的宗旨是让所有孩子完成中等教育。
- Many older people still believe that women's careers are secondary. 许多年岁大一点的人仍然认为妇女的职业生涯并不那么重要。
- A finite list of choices; our finite fossil fuel reserves. 为数有限的选择; 我们有限的矿物燃料贮量
- All other considerations are secondary to his safety. 现在首先要考虑的是他的安全,其他事都是次要的。
- The solid matter in which a fossil or crystal is embedded. 基质,脉石嵌有化石或水晶的固体物质
- In secondary school, students get more advanced knowledge. 在中学里,学生获得更深一些的知识。
- Coal is usually referred to as a fossil fuel. 煤通常被称为矿物燃料。