释义 |
Definition of nacre in English: nacrenoun ˈneɪkəˈneɪkər mass nounMother-of-pearl. 珠母贝,珍珠母 Example sentencesExamples - The nacre, or mother of pearl, is the innermost layer, which is composed of thin, alternating, laminae (flakes or sheets) of calcium carbonate and an organic material.
- The oyster coats the sand grain with a silvery shiny layer called nacre.
- Back down they go for several more years, during which time the oyster instinctively surrounds the injected foreign body with nacre, so building up a beautiful pearl.
- Now, researchers have designed a synthetic material that mimics both nacre's internal architecture and its strength.
- They're an oyster's coping mechanism - they coat the irritant with smooth, shiny nacre.
OriginLate 16th century: French, from late Latin nacchara, nacara, perhaps from Arabic. Rhymesacre, baker, breaker, Chandrasekhar, faker, forsaker, Jamaica, Laker, maker, partaker, Quaker, raker, saker, shaker, staker, taker, undertaker, waker Definition of nacre in US English: nacrenounˈneɪkərˈnākər Mother-of-pearl. 珠母贝,珍珠母 Example sentencesExamples - The oyster coats the sand grain with a silvery shiny layer called nacre.
- Back down they go for several more years, during which time the oyster instinctively surrounds the injected foreign body with nacre, so building up a beautiful pearl.
- They're an oyster's coping mechanism - they coat the irritant with smooth, shiny nacre.
- The nacre, or mother of pearl, is the innermost layer, which is composed of thin, alternating, laminae (flakes or sheets) of calcium carbonate and an organic material.
- Now, researchers have designed a synthetic material that mimics both nacre's internal architecture and its strength.
OriginLate 16th century: French, from late Latin nacchara, nacara, perhaps from Arabic. |