| 释义 | 
		†  hydrosulphurous, a. Chem. Obs.|-ˈsʌlfjʊrəs| [f. as prec. + sulphurous.] In hydrosulphurous acid, a name given first to dithionic acid; afterwards to hyposulphurous acid, or hydrogen hyposulphite, H2S2O4.
 1855in Mayne Expos. Lex. 1872–94[see hyposulphurous].  |