错综复杂

例句：

1. 1. The situation was so complicated that it was hard for me to understand it.
   情况如此复杂，我很难理解。
2. 2. The report is filled with complexities that require careful analysis.
   报告充满了复杂的问题，需要仔细分析。
3. 3. The company's financial statements are filled with intricate details that need to be carefully examined.
   公司的财务报告充满了复杂的细节，需要仔细审查。