understain

例句：

1. 1. The team understained their commitment to excellence.
   团队坚持了他们对卓越的承诺。
2. 2. The company understained its promise of quality service.
   公司坚持了其对优质服务的承诺。
3. 3. The scientist understained his research findings.
   科学家坚持了他的研究结果。