Word · CEFR C2 · Frequency #11456
overlay
覆盖物;叠加图层
核心释义
a thing that lies or is placed over something else, such as a covering or an image placed on top of another image
- 1.
要叠加在另一图像上的图像;叠影或透明正片。
An image to be overlaid on another; a superimposition or diapositive.
- 2.
贴在压印衬垫上的纸片,用于加强特定位置的压印效果。
A piece of paper pasted upon the tympan sheet to improve the impression by making it stronger at a particular place.
- 3.
高于预期或合理范围的赔率;有利赔率。
Odds which are set higher than expected or warranted. Favorable odds.
- 4.
根据以往表现赔率过高的马。
A horse going off at higher odds than it appears to warrant, based on its past performances.
- 5.
贴在电脑键盘上以重新标注按键的贴纸。
A decal attached to a computer keyboard to relabel the keys.
- 6.
覆盖已加载程序的代码块,用于替换原有功能。
A block of program code that is loaded over something previously loaded, so as to replace the functionality.
- 7.
覆盖在另一物体上的覆盖物。
A covering over something else.
覆盖程序;功能替换代码;键盘贴纸;压印垫纸;高赔率;有利赔率;赔率过高的马
用法In use
The map app lets you add an overlay of traffic information over the street view.
用法提示:overlay 用作名词,指叠加在另一图像上的透明图层。
She used a transparent overlay to compare the two design sketches.
用法提示:overlay 指用于叠放在图纸上进行比较的透明覆盖物。
The editor can display a grid overlay to help you align the elements.
用法提示:overlay 指显示在图像上的辅助网格层。
an overlay on/over sth
作名词时,overlay 常用 on/over 引出被覆盖的物体。
The diagram has a transparent overlay on the original photo.
这张图表在原照片上有一层透明的叠影。
an overlay for sth
for 表示用途,例如键盘贴纸、印刷垫纸等专用覆盖物。
相关词与表达Connections
搭配Collocations
- image overlay
- 图像叠加
- You can add an image overlay to highlight a detail in your photo.你可以在照片上添加图像叠加来突出细节。
- data overlay
- 数据叠加层
- The map app has a data overlay showing current traffic conditions.这个地图应用有一个显示当前交通状况的数据叠加层。
- keyboard overlay
- 键盘覆盖层
- A keyboard overlay labels the keys for a different language.键盘覆盖层为不同语言标出按键。
- transparent overlay
- 透明覆盖层
- Use a transparent overlay to protect the printed page.用透明覆盖层保护打印的页面。
学习提示Learner notes
记忆技巧Memory Tip
联想 over(在…上)+ lay(放置):把一层东西铺在另一样上面,就是 overlay(叠加/覆盖)。
语境与语域Context & Register
语域:mixed 常见场景:computing / design、printing、gambling / horse racing、keyboard customization 作名词时,overlay 多用于技术或专业语境:计算机/设计领域指叠加图层或透明片,印刷中指加强压印效果的垫纸,博彩/赛马中则是行话(高赔率、冷门马),日常也指键盘贴纸。整体在口语和正式场合都可能出现,需根据具体领域判断。
发音与拼写Pronunciation & Spelling
play、clay、delay、display、weigh 与 overlay 同韵,词尾都读 /eɪ/;注意 overly 拼写与 overlay 相近,但读音是 /ˈəʊvəli/,并不押韵。
用法优先级Usage priority
Collins 词频等级为 1,建议结合例句记忆,而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.