protective coating
collocation保护涂层
The metal surface needs a protective coating to prevent rust.
金属表面需要一层保护涂层以防生锈。
涂层；覆盖层；外层
coatings — plural of coating
表面装饰层；饰面；镀层；大衣面料；厚重外套布料；薄的外层；覆盖物的薄层；表面的装饰性纹理或外观(或赋予其外观的物质)
a thin layer that covers a surface
薄的外层
A thin outer layer.
覆盖物的薄层
a thin layer covering something
表面的装饰性纹理或外观(或赋予其外观的物质)
a decorative texture or appearance of a surface (or the substance that gives it that appearance)
适合做外套的厚重面料
a heavy fabric suitable for coats
The coating on this frying pan is starting to peel off.
这个煎锅上的涂层开始脱落。
用法提示：coating 作名词，指覆盖在物体表面的薄层。
A thin coating of dust covered the old books.
一层薄薄的灰尘覆盖着那些旧书。
用法提示：coating 此处表示一层覆盖物，是可数名词。
The tablet has a special coating that makes it easier to swallow.
这种药片有一层特殊包衣，更容易吞服。
用法提示：coating 指药片表面的外层包衣。
保护涂层
The metal surface needs a protective coating to prevent rust.
金属表面需要一层保护涂层以防生锈。
巧克力涂层
These candies have a chocolate coating with a soft center.
这些糖果有巧克力涂层和柔软的夹心。
不粘涂层
The frying pan has a non-stick coating for easy cleaning.
这个煎锅有不粘涂层，便于清洗。
一层漆
The wall needs a fresh coating of paint to brighten the room.
墙壁需要新刷一层漆来让房间更明亮。
涂层的一种常见类型，用于装饰或保护表面。
涂层本质上是一层薄的覆盖物。
涂层的最终外观或质感。
透明的涂层，用于保护或增加光泽。
陶瓷或玻璃上的光滑涂层。
发长 /oʊ/ 音 (如 boat, coat)
Choose the next layer that will help you use coatings with more confidence.
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Dictionary facts from ECDICT, WIKTIONARY.