overlay
英 [ˌəʊ.vəˈleɪ]
美 [ˌoʊ.vɚˈleɪ]
- n. 覆盖图;覆盖物
- vt. 在表面上铺一薄层,镀
1. over- "above" + lay "放置,铺设,覆盖,涂抹,涂覆".
overlay 覆盖over-,在上,lay,放置。引申词义覆盖。
- overlay (v.)
- "to cover the surface of (something)," c. 1300, in part from Old English oferlecgan "to place over," also "to overburden," and in part from over- + lay (v.). There also was an overlie in Middle English, but it merged into this word. Similar compounds are found in other Germanic languages, such as Gothic ufarlagjan. Related: Overlaid; overlaying.
- overlay (n.)
- in the printing sense, 1824, from overlay (v.). Meaning "transparent sheet over a map, chart, etc." is from 1938. In earliest noun use it meant "a necktie" (1725).
- 1. Silver overlay is bonded to the entire surface.
- 整个表面都镀了一层银。
- 2. An overlay of wood covers the brick wall.
- 砖墙上覆盖了一层木板.
- 3. There can be an emotional overlay to the frustration of solving real problems.
- 在真正的问题难以解决而感到沮丧的时候,可能会用其他情感来掩饰。
- 4. In parallel or concordant bedding the strata overlay each other like pages of a book.
- 在平行的或者整合的层面中,地层好象书页一般互相重迭.
- 5. In 1969 a ( 51 mm ) bituminous concrete overlay was placed on the concrete deck.
- 1969年在混凝土板上铺设了51mm厚的沥青混凝土铺装层.