complex lithology

例句：

1. 1.The geologist analyzed the rocks to determinetheir complex lithology.
   地质学家分析岩石以确定它们的复杂岩性。
2. 2. Thestudy of complex lithology is crucialfor understanding the formation of the earth's crust.
   研究复杂岩性对于理解地球地壳的形成至关重要。
3. 3. Theengineer used complex lithology to design a new bridgethat could withstand heavy traffic.
   工程师利用复杂岩性设计了一座新桥，能够承受重交通的压力。