Milstem

例句：

1. 1. The company's mission is to provide sustainable solutions for the environment.
   该公司的使命是为环境提供可持续的解决方案。
2. 2. The project manager was responsible for overseeing the construction of the new bridge.
   项目经理负责监督新桥梁的建设。
3. 3. The team worked tirelessly to complete the task within the given time frame.
   团队努力不懈地在给定时间内完成任务。