The petroleum hydrocarbon is called hexane.己烷是一种石油碳氢化合物.Acetanilide and hexane diacid, potassium hydrogen phthalate could improve PVC crystallinity.乙酰苯胺 、 己二酸和邻苯二甲酸氢钾可以使PVC结晶度增大.The hexane fraction ( AH ) of dehulled adl...
"Well," he conceded, "I do sometimes mumble a bit."“嗯，”他承认道，“我有时候说话的确有点吐字不清。”Alain Prost finished third and virtually conceded the world championship.阿兰·普罗斯特以第三名的成绩结束比赛，实际上已经将世界冠军的位置拱手让人。Luton conceded a free kick on the...
The kids were running around crazily , working off their surplus energy.孩子们到处疯跑消耗过剩的精力.The ball bounced crazily over his shoulder into the net.球不可思议地弹过他的肩膀，钻进了球网。The teenagers shook their long, black hair and gesticulate...
The snails are no larger than one centimetre across.这些蜗牛体宽不超过1厘米。Most species live off aquatic snails.绝大多数种类以吃螺为生。I think I'll try the snails for lunch — I'm feeling adventurous today.我想我午餐要尝一下蜗牛——我今天很想冒险....