| 单词 | puff stone |
| 释义 | > as lemmaspuff stone puff stone n. English regional a soft, porous, calcareous rock; tufa. ΚΠ a1641 J. Smyth Berkeley MSS (1885) III. 175 In this towne [sc. Dursley] is a rocke of a strange stone called a Puffe stone. 1742 Defoe's Tour Great Brit. (ed. 3) II. 252 That soft, easy-to-be wrought Stone at Great Banington, called Puff-stone, prodigiously strong and lasting. 1811 J. Farey Gen. View Agric. Derbyshire I. 457 Tufa, Tophus, Puff-stone or marl-stone, is a porous soft stone of recent formation. 2004 Gloucester Citizen (Nexis) 19 July 6 ‘Tuff’ stone (or sometimes referred to as ‘Puff’ stone) is a peculiar natural rock, similar in appearance to the volcanic ‘Tuffa’ of the famous catacombs near Rome. < as lemmas |
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