Tic coated tip

例句：

1. 1. The engineer coated the metal surface with a special paint.
   工程师用一种特殊的油漆涂覆了金属表面。
2. 2. The coating on the car's body is designed to protect it from the elements.
   汽车车身的涂层设计用来保护它免受恶劣天气的影响。
3. 3. The coating was applied evenly to ensure maximum protection.
   涂层被均匀地涂抹以确保最大程度的保护。