我在这个设计中投入了很多时间和精力，就像它是我自己的孩子一样。

Iput a lot of time and effort into this design as though it was my own child.

youdao

他为通过这项考试投入了很多时间和精力。

He invested a lot of time and efforts in passing the exam.

youdao

他为通过这项考试投入了很多时间和精力。

He invested a lot of time and efforts in passing the exam.

youdao