1. The roads were slick with oil.
   道路因油而滑溜溜的。
2. To coat or slick with solidly frozen water.
   冰裹用冰包起来或用冰使光滑
3. He is acting in a slick way again.
   他又在耍滑头了。
4. He's a smooth/slick/shrewd/clever operator.
   他是个圆滑的[狡滑的/精明的/聪明的人.
5. sidewalks slick with ice.
   因结冰而光滑的人行道

　1个形容词解释