paraffin coating

例句：

1. 1.The new car has a paraffin coating on the dashboard to protect it from scratches.
   新车的仪表盘上有石蜡涂层，用来保护它免受刮擦。
2. 2.The wooden floor was coated with paraffin to make it more slip-resistant.
   木制地板被涂上了石蜡，以增加其防滑性。
3. 3. The manufacturer applied a paraffin coating to the metal parts to prevent rusting.
   制造商给金属部件涂上了石蜡，以防止生锈。