a piece of healthy skin or bone cut from one part of a person's body and used to repair another damaged part, or a piece cut from one living plant and attached to another plant so that it grows there

He has had a skin graft on his badly burned arm. 他的胳膊严重烧伤，已经进行了植皮手术。

work

I've never been afraid of hard graft. 我从来就不怕做繁重的工作。

the act of getting money or advantage through the dishonest use of political power and influence

The whole government was riddled with graft, bribery, and corruption. 政府内到处充斥着以权谋私、行贿受贿和贪污腐败行为。

to take and put in place a graft

Skin was removed from her leg and grafted on/onto her face. 从她的腿上取下皮肤移植到了她的脸上。

to join or add something new

The management tried unsuccessfully to graft new working methods onto the existing ways of doing things. 管理层试图将新的工作方法和现有的经营方式相结合，但是并未成功。

to work hard

It was very sad that after spending all those years grafting (away), he died so soon after he retired. 他拼命工作了那么多年，可刚退休就去世了，真是让人伤感。