One winter morning,an employee explained why he had showen u

One winter morning,an employee explained why he had showen up for work 45minutes late.
."It was so slippery out that for every step I took ahead,I slipperyback two."
The boss eyed him suspicciously."Oh,yeah?Then how did you ever get here?"
"I finally gave up,"he said,"And started for home."怎么翻译?