I was about halfway done when I slipped and fell flat on my face getting black goop all over my shirt, my pants, even my hair.

• 快上到一半的时候，我在上面滑了一下，直挺挺、脸朝下地摔在了房顶上，结果弄得衬衣、裤子甚至头发上都满是糊块。