watermark

wa·ter·mark /ˈwɔːtəmɑːk $ ˈwɒːtərmɑːrk, ˈwɑː-/ noun [countableC]

1 TCNa special design put onto paper, especially bank notes, that can only be seen when you hold it up to the light 〔尤指纸币上的〕水印

bear/carry a watermark

The sheet bears the watermark ‘1836’.

纸上有“1836”的水印。

2 a special mark contained in electronic documents, pictures, music etc that is used to stop people from copying them 〔防止电子文件、图片、音乐等被复制的〕水印

The card has a digital watermark detectable only by electronic cash dispensers.

这种卡上带有只能被电子取款机识别的数码水印。

3 high watermark especially American EnglishAmE the high watermark of a particular process is its most successful time or achievement 辉煌[鼎盛]时期 SYN high point

high watermark of

Reagan’s presidency may prove to have been the high watermark of the US-Israeli alliance.

里根任总统时也许是美以联盟最紧密的时期。

Examples from the Corpus

watermark of• Penal Policy in a Changing Society stands as the high watermark of what later became known as the treatment model.

4. high/low watermark American EnglishAmE a line showing the highest or lowest levels of the sea 〔海的〕高/低水位标志 SYN British English tide-mark

Examples from the Corpus

high/low watermark• Penal Policy in a Changing Society stands as the high watermark of what later became known as the treatment model.

Examples from the Corpus

watermark• I am distinguished not by my appearance, but by a watermark.• By moving the portrait to the left, engravers made more room for a watermark.• There is a watermark on this $50 bill.• The Windows driver provides a wide range of facilities, including laying down watermarks and printing multiple pages per sheet.• And not just any old envelope, but a special luxury brand with a griffin watermark.• Penal Policy in a Changing Society stands as the high watermark of what later became known as the treatment model.• This contains an invisible watermark ... detectable only to electronic tills and cash dispensers.The company says it should be impossible to copy.• Each print is illustrated and there is an appendix on watermarks.

From Longman Business Dictionary

watermarkwa·ter·mark /ˈwɔːtəmɑːkˈwɒːtərmɑːrk, ˈwɑː-/ noun [countableC]

1a design that is put into paper that you can see when you hold it up to the light

Banknotes have a watermark to prevent forgery.

2COMPUTING an electronic device in text, pictures, music etc in DIGITAL form, showing where they came from. Watermarks can be used to fight against illegal copying

A digital watermark through music bought over the Internet will show the original purchaser.

wa·ter·mark noun

Chinese

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