英语词汇“sand dollar”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

sand dollar n. a flattened, irregular sea urchin belonging to the order Clypeastroida.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > subphylum Eleutherozoa > class Echinoidea > order Clypeastroidea > member of

sand dollar1884

sea-biscuit1949

pansy1954

1884 R. Rathbun in G. B. Goode et al. Fisheries U.S.: Sect. I 839 The ‘Sand Dollar’, or ‘Flat Sea Urchin’ (Echinarachnius parma), of the New England coast.

1884 Bull. U.S. National Mus. No. 27. 123 The so-called ‘sand dollar’..inhabits the east coast.

1923 Notes & Queries 18 Aug. 133/1 The stone pies appear to be the fossilized remains of certain echinoderms kindred to the North American sand-dollar.

1962 D. Nichols Echinoderms v. 76 Among the gnathostomes the clypeasteroid sand-dollars achieve probably the greatest specialization, some, such as the Key-hole Urchin, Rotula, becoming remarkably flat and possessing holes through the test.

1969 R. Lowell Notebk. 1967–8 70 His face an azure sand-dollar on the pail of a child.

1976 National Observer (U.S.) 6 Nov. 17- a/4 I stare down at the water-stained sand, hoping to find a sand dollar.

单词	sand dollar
释义	> as lemmas sand dollar sand dollar n. a flattened, irregular sea urchin belonging to the order Clypeastroida. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > subphylum Eleutherozoa > class Echinoidea > order Clypeastroidea > member of sand dollar1884 sea-biscuit1949 pansy1954 1884 R. Rathbun in G. B. Goode et al. Fisheries U.S.: Sect. I 839 The ‘Sand Dollar’, or ‘Flat Sea Urchin’ (Echinarachnius parma), of the New England coast. 1884 Bull. U.S. National Mus. No. 27. 123 The so-called ‘sand dollar’..inhabits the east coast. 1923 Notes & Queries 18 Aug. 133/1 The stone pies appear to be the fossilized remains of certain echinoderms kindred to the North American sand-dollar. 1962 D. Nichols Echinoderms v. 76 Among the gnathostomes the clypeasteroid sand-dollars achieve probably the greatest specialization, some, such as the Key-hole Urchin, Rotula, becoming remarkably flat and possessing holes through the test. 1969 R. Lowell Notebk. 1967–8 70 His face an azure sand-dollar on the pail of a child. 1976 National Observer (U.S.) 6 Nov. 17- a/4 I stare down at the water-stained sand, hoping to find a sand dollar. extracted from sandn.² < as lemmas
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> as lemmas