Preventers are usually brown, red or orange inhalers.这些预防类药物通常是褐色, 红色或者橙色的.How can we improve engines, inhalers, and extinguishers?我们怎样改进引擎 、 喷雾器和灭火器?...
Billy leaned forward and brushed a speck of dust off his shoes.比利俯身擦掉了鞋子上的一丝灰尘。...a speck of blood.一点血迹I've got a speck of dirt on my shirt.我的衬衫上有一点污垢.He rejoices at every speck of dust that receives it and lives.他为...
One expects people in the public eye to conduct their personal lives with a certain decorum...人们期望公众人物的私生活能检点些。The new King seemed to be carrying out his duties with grace and due decorum.新国王在履行职责时看起来举止得体、端庄稳重。One expect...