苦干者(缓慢但持之以恒,缺乏想象力、激情或工作兴趣)someone who works slowly and continuously, but without imagination, enthusiasm, or interest
Dennis is a bit of a plodder, but he gets the job done in the end. 丹尼斯干活有点吃力,但他最终完成了工作。
If you are one of life's plodders, don't despair: not being ambitious does not necessarily mean your career is over.
See: plod