key assignments

例句：

1. 1. The project manager has assigned key tasks to each team member.
   项目经理已经将关键任务分配给了每个团队成员。
2. 2. The company is focusing on developing new key products to meet market demands.
   该公司正专注于开发新的重点产品以满足市场需求。
3. 3. The research team identified the key factors that contributed to the success of the project.
   研究团队确定了对项目成功有贡献的关键因素。