Glycol is oxidized rapidly by it to oxalic and glycolic acids.乙二醇迅速地被它氧化,生成草酸和羟基醋酸.The result showed that polyethylene glycol diglycidyl ether cross linked sericin obviously.结果表明,聚乙二醇缩水甘油醚对丝胶蛋白具有明显的交联作用.Miraculin is an a...
汽车飞驰而过, 卷起一阵尘土.A car sped past, raising a cloud of dust.她卷起袖子大干起来.She rolled [ turned ] up her sleeves and set to work.我卷起窗帘你不反对 吧 ?Do you mind if I draw up the blinds?...
We must supersede old machines by [ with ] new ones.我们必须以新机器取代旧机器.We must supersede old machines by new ones.我们必须以新机器取代旧机器。It is a cunning supersede the aristocracy , and make the king sole and absolute autocrat.一笔勾销, 而把...