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

> as lemmas

Unio bed

Unio bed n. a layer of rock rich in fossilized shells of freshwater mussels; spec. that in the lower part of the upper strata of the Purbeck beds in Dorset; (see Purbeck n. 1).

ΚΠ

1850 Q. Jrnl. Geol. Soc. 132 To this upper part of the series belong the Paludina-limestone and the Unio bed at New Cross.

1897 Q. Jrnl. Geol. Soc. Index 400/2 Unio-bed on Notowasaga River (Canada).

2012 P. Pettitt & M. White Brit. Palaeolithic ii. 32 This suggests an age of at least MIS17 for the Pakefield Unio Bed.

extracted from union.

as lemmas

单词	unio bed
释义	> as lemmas Unio bed Unio bed n. a layer of rock rich in fossilized shells of freshwater mussels; spec. that in the lower part of the upper strata of the Purbeck beds in Dorset; (see Purbeck n. 1). ΚΠ 1850 Q. Jrnl. Geol. Soc. 132 To this upper part of the series belong the Paludina-limestone and the Unio bed at New Cross. 1897 Q. Jrnl. Geol. Soc. Index 400/2 Unio-bed on Notowasaga River (Canada). 2012 P. Pettitt & M. White Brit. Palaeolithic ii. 32 This suggests an age of at least MIS17 for the Pakefield Unio Bed. extracted from union. < as lemmas
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