采用两步交联法合成了可生物降解聚天冬氨酸水凝胶.Biodegradable poly ( L - aspartic acid ) hydrogels were synthesized by a two step cross - linking reaction.智能水凝胶作为药物载体有着良好的应用前景.Intelligent hydrogels have enormous potential in the application as ...
Her wardrobe consists primarily of huge cashmere sweaters and tiny Italian sandals.她的衣物主要是宽大的开司米毛衣和小巧的意大利凉鞋。Our sweaters and cardigans have a full range of specifications and sizes.我们店的各类羊毛衫尺寸齐全.They knock around on week...
Their metaphor degenerates into a series of isolated and barren conceits.他们的隐喻变为一系列孤立而贫乏的牵强附会.Let us distinguish the various types of metaphor.让我们把各种隐喻分类。a game of football used as a metaphor for the competitive struggle...