a slippery floor的用法和样例：
- Martinez had a cortisone shot in his right hip in late May and aggravated the condition when he fell on a slippery floor in the Dolphin Stadium clubhouse during his May 26 start against the Marlins.
- Wheels won't bite on a slippery surface.
- Having a slippery or smooth quality.
- Garfield is a slippery customer; he's twice escaped from police custody.
- That guy is a slippery character.