V2EX protective coating

Protective Coating

释义 Definition

保护性涂层:涂在物体表面的一层材料(如油漆、清漆、树脂、金属镀层等),用于防止腐蚀、磨损、受潮、化学侵蚀或紫外线损伤,从而延长物品的使用寿命。(也可泛指任何“起保护作用的覆盖层”。)

例句 Examples

The phone case has a protective coating to prevent scratches.
这个手机壳有一层保护性涂层,用来防止刮花。

Before shipping, the steel parts were treated with a protective coating that resists saltwater corrosion.
发货前,这些钢制零件做了耐盐水腐蚀的保护性涂层处理。

发音 Pronunciation

/prtktv kot/

词源 Etymology

protective 来自 protect(保护),源于拉丁语 protegere,意为“遮蔽、覆盖以保护”;coating 来自 coat(覆盖、涂层),与“给表面穿上一层外衣”这一形象含义有关。合起来 protective coating 字面即“用于保护的覆盖层/涂层”。

相关词 Related Words

文学与作品 Literary Works

该短语更常见于材料科学、工程与科普写作中,而非小说诗歌等虚构文学。可在以下经典/常用英文专业著作中见到类似用法与讨论:

  • Corrosion Engineering(Mars G. Fontana)
  • Paint and Surface Coatings(R. Lambourne & T. A. Strivens)
  • The Science of Paints and Coatings(相关教材/专著常用书名)
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