exfocal pumping

例句：

1. 1. The scientist focused on the problem at hand.
   科学家专注于手头的问题。
2. 2. The team needs to focus on their goals for the next few months.
   团队在接下来的几个月里需要专注于他们的目标。
3. 3. The project's success depends on everyone's ability to focus on the task at hand.
   项目的成败取决于每个人能否专注于当前的任务。