7.inside out里朝外地；翻面地
You've got your sweater on inside out.你把毛衣穿反了。
8.to know sth/sb inside out
+ place, subject, person对…十分熟悉；对…了如指掌
He knows Liverpool inside out.他对利物浦了如指掌。
He knew the game inside out.他对比赛非常熟悉。
We know each other inside out.我们十分了解对方。