单词 quadroxide 释义 quadroxide Chem.[f. as prec. + oxide.]= tetroxide.1860Worcester cites Graham.{var l=document.getElementsByTagName("link");var r=/OED4.css$/;for(var i=l.length-1;i>=0;i--)with(l[i].href){var m=match(r);if(m&&l[i].id=="oedv4"){document...