scientific effort

例句：

1. 1. The team has made significant progress in their scientific endeavors.
   该团队在他们的科学研究中取得了显著进展。
2. 2.The scientist spent a lot of time on the research, demonstrating his scientific endeavors.
   这位科学家投入了大量时间进行研究，展示了他的科学研究努力。
3. 3. The project required a great deal of scientific effort to complete successfully.
   这个项目需要大量的科学努力才能成功完成。