split confounding

例句：

1. 1. The team split into two groups to tackle the problem separately.
   团队分成两组分别处理这个问题。
2. 2. The company decided to split its operations across different regions.
   公司决定将其业务分散到不同的地区。
3. 3.The two countries have been splitting their resources for decades.
   这两个国家已经分了几十年的资源。