selective pulse

例句：

1. 1.The research team is looking for a selective approach to the problem.
   研究团队正在寻找一种有选择性的方法来解决这一问题。
2. 2. The company has implemented a selective hiring policy to attract top talent.
   该公司实施了一项有选择性的招聘政策，以吸引顶尖人才。
3. 3.They are selective in their use of resources, only investing in projects that have a high probability of success.
   他们在资源使用上非常谨慎，只投资于成功率较高的项目。