He had worked towards this achievement for many years.

他为这一成就努力奋斗了多年。

He was in a role that he had worked towards – and wanted – for years.

这是他多年来一直想要的职业角色。

" Every hope and dream that I worked towards raising my children - completely gone, " she said.

“我努力抚养孩子的每一个希望和梦想，都破灭了。”

He worked on me on and off for a few years towards the end of his career.

他断断续续地在我身上花费了数年时间，直到他的职业生涯接近尾声。

So, that was my motivation, and oh my god, I worked hard towards that goal.

所以，这就是我的动力，天哪，我为这个目标努力工作。