完成这个项目给了他巨大的成就感。

Finishing this project gave him a great sense of ___fulfilment.

按时完成项目给他带来了巨大的成就感。

The ___fulfillment of the project on time gave him a great sense of achievement.

她在教育事业中找到了自我实现。

She found ___fulfilment in her teaching career.