您要查找的是不是：
- Exoterically the annual thickness indicates the accumulation rate of cave secondary carbonate and has the positive relations with precipitation, so they are both used as precipitation proxy. 年层厚度指标指示次生碳酸盐的年沉积速率，一般上它与降水成正相关关系，反映降水的变化；
- I make a carbon copy of my documents. 我用复写纸复写文件。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- Her age is of secondary interest. 她的年龄不太重要。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- In secondary school, children get more advanced knowledge. 在中学，孩子获得更深一些的知识。
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- 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
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- The government introduced universal secondary education years ago. 几年前，政府就倡导普及中等教育。
- 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。
- 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。
- You receive the top copy of the receipt, and we keep the carbon. 你把这收据上面的原件收下，我们保留下面的复写件。
- In secondary school, students get more advanced knowledge. 在中学里，学生获得更深一些的知识。
- The stick of carbon is often used in an electric arc lamp. 碳精棒常用于电弧灯。
- Having a ring composed exclusively of carbon atoms, as benzene. 碳环的有一个仅由碳原子组成的环的，如苯
- A radioactive isotope of carbon, especially carbon 14. 放射性碳碳的一种放射性同位素，尤指碳14。
