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词汇 nacre
释义 nacre
noun[ U ]
uk /ˈneɪ.kər/ us /ˈneɪ.kɚ/
a smooth, hard substance forming a layer inside the shells of some sea creatures. It is white but also seems to shine with different colours, and is used to make buttons and for decoration.珠母层,珍珠母
Synonym
mother-of-pearl
 
Daniel Sambraus/Photographer's Choice RF/GettyImages
SMART Vocabulary: related words and phrases

Jewelry
ankle bracelet
antihelix
antitragus
auricle
bangle
barbell
be dripping with somethingidiom
bejewelled
brooch
butterfly
charm
cultured pearl
diamanté
earring
engagement ring
jewellery box
medallion
rhinestone
signet ring
treasure

You can also find related words, phrases, and synonyms in the topics:


The skin, hair & bone of non-human animals
Decorations for clothes

Examples of nacre


nacre
The oblique aperture is rounded-oval, with a very thin layer of bluish iridescent nacre within.
From
Wikipedia

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The mussel's nacre is typically white or bluish, and the shell in general is rounded and generally symmetrical over the axis.
From
Wikipedia

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Most molluscs with shells can produce pearls, but only the pearls of bivalves and some gastropods, whose shells are lined with nacre, are valuable.
From
Wikipedia

This example is from Wikipedia and may be reused under a CC BY-SA license.
For example, the organic component in nacre is known to restrict the growth of aragonite.
From
Wikipedia

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Multilayer stacks (laminates) have a structure similar to nacre, which provides mechanical strength at water free conditions.
From
Wikipedia

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The acute outer lip is narrowly margined, iridescent within, the nacre smooth, but apparently lirate.
From
Wikipedia

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Some are fine examples of inlay work with nacre and ivory.
From
Wikipedia

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The colour is yellowish chalky white over brilliant nacre.
From
Wikipedia

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The oysters release of the nacre serves as an adaptation of the immune system to isolate the invasive particle and irritation.
From
Wikipedia

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The nacre of the shell is blue, sometimes with pink areas.
From
Wikipedia

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Nacre tesserae may be cut into shapes and laminated to a ceramic tile or marble base.
From
Wikipedia

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These white areas - especially on the pedipalps - have a nacre-like iridescence.
From
Wikipedia

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In response, the mantle tissue of the mollusk secretes nacre into the pearl sac, a cyst that forms during the healing process.
From
Wikipedia

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It is lined with iridescent green nacre with red reflections.
From
Wikipedia

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The nacre is mostly translucent with a salmon pink area.
From
Wikipedia

This example is from Wikipedia and may be reused under a CC BY-SA license.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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