synnema

例句：

1. 1. The researchers synthesized a new drug from two different compounds.
   研究人员从两种不同的化合物中合成了一种新的药物。
2. 2. The scientist discovered a new polymer that could be used to make stronger materials.
   科学家发现了一种新的聚合物，可以用来制造更坚固的材料。
3. 3. The conglomerate of rocks in the desert is made up of many different types of minerals.
   沙漠中的岩石集合是由许多不同类型的矿物质组成的。