由于标记粘膜有疼痛感,肠内容物和黏膜的黏液素浓度采用荧光测定法测定.Mucin concentrations in intestinal contents and mucosa were measured fluorimetrically, as markers of mucosal irritation.泪液膜还包括处于中间的水液层以及处于内部的黏液素层.There is also a middle, watery layer and...
他看见少校的脸离他自己的只有几英寸.He saw the Major's face a few inches from his own.他身高6英尺4英寸，瘦高个儿，大长腿。He was six feet four, all lanky and leggy.他俩的脸相隔还不到18英寸。Their two faces were hardly more than eighteen inches apart....