单词 | perflation |
释义 | perflation|pəˈfleɪʃən| [ad. L. perflātiōn-em, n. of action from perflāre to perflate. Cf. F. perflation (Paré c 1550).] The action of blowing through; free passage of wind or air; ventilation.
1658Sir T. Browne Gard. Cyrus iv, They had the advantage of a fair perflation from windes. 1695Woodward Nat. Hist. Earth iv. (1723) 228 Which the Miners effect by Perflations with large Bellows. 1775Johnson Journ. Hebrides 182 That [barn]..was so contrived..as by perpetual perflation to prevent the mow from heating. 1816A. C. Hutchison Pract. Obs. Surg. (1826) 206 Cleanse and thoroughly ventilate, by a perflation of air, the place from whence they came. 1901Brit. Med. Jrnl. 9 Mar. 570/2 The alternative rooms must be situated..in such a manner as to secure perflation from opposite fronts. |

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