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 ...
细菌和病毒都可以引起髓膜炎.Both bacteria and viruses can cause it.该中心的气象专家将对髓膜炎地带的气候变化提出一项 长期 预测.The center will make long - term weather prediction predictions along'Meninggitis Belt'the meningitis belt.髓膜炎是一种包括大脑和脊椎的组织感染....
Her Aunt Sallie gave her an uncharacteristically extravagant gift.萨莉姨妈送给她一件贵得离谱的礼物。Sallie is going to do settlement work in Boston next winter.莎莉准备冬天去波士顿从事贫民救济.Sallie and Julia and I were just running to catch a train.莎莉...