| 单词 | blast wall |
| 释义 | > as lemmasblast wall c. A destructive wave of highly compressed air spreading outwards from an explosion. Also attributive and in other combinations, as blast wall (see quot. 1852), blast wave; blast-proof adj. ΘΚΠ society > armed hostility > defence > defensive work(s) > shelter or screen > [noun] > other shelters bomb-proof1755 splinter-proof1805 blast wall1852 command post1918 bunker1939 fallout shelter1955 the world > matter > gas > air > [noun] > air-wave > large pressure wave shock wave1907 blast1923 air blast1940 the world > action or operation > safety > protection or defence > [adjective] > protection or proof against something windproof1616 winterproof1650 burglar-proof1856 hole-proof1913 shatter-proof1936 blast-proof1940 1852 Harper's Mag. Apr. 644/2 A structure of black timber..set up in the shape of an acute angle. This is a ‘blast-wall’, intended to offer some resistance to a rush of air in case of an explosion [at the powder-mill]. 1923 R. Kipling Irish Guards in Great War I. 88 Our shrapnel, which had no back-blast. 1939 Jrnl. Royal Aeronaut. Soc. 43 225 Blast is a non-translational shock wave that is transmitted through the air to considerable distances from an exploding bomb... In the blast wave a phase of positive pressure is followed by a phase of negative pressure. 1940 R. Graves & A. Hodge Long Week-end xxiv. 420 The Government was planning..to provide blast-proof steel shelters for every house in the country. 1941 Flight 10 Apr. 272/2 Even some of the machines..are protected against bombing by blast walls. < as lemmas |
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