N-COUNT 做事慢条斯理、死气沉沉的人 If you say that someone is a plodder, you have a low opinion of them because they work slowly and steadily but without showing enthusiasm or having new ideas.
He was quiet, conscientious, a bit of a plodder. 他做事闷声不响,小心谨慎,有点死气沉沉的。