请教大家此处latter该如何翻译? this invention relates to the removal from gaseous mixtures comprising hydrogen chloride or sulfuryl fluoride and hydrogen chloride of hydrogen fluoride impurity by solubilization of the latter with sulfur dioxide. 仔细看过,susan的理解是对的。有两类气体混合物:一类只含有hcl(当然还有其它气体,这里强调的是与hf脱除相关的气体),另一类除了含有hcl还含有硫酰氟。不清楚hf是如何被so2溶解的,因为这两种都是酸性物质。查看更多