having characteristics of both an acid and a base and capable of reacting as either
例句
Abstract: Cationic and amphoteric flocculants have many advantages. 阳离子型高分子絮凝剂及两性高分子絮凝剂具有许多优点
The autoprotolysis exists in amphoteric compounds too. 在两性化合物中,也存在着质子自递现象。
Proteins behave either as acids or bases and are said to be amphoteric. 蛋白质习性又像酸又像碱，因此说它是两性的。
Their oxides are frequently amphoteric , and react with both acids and alkalis. 他们的氧化物通常是两性的，和酸、碱都能反应。
Moreover,the development trends of amphoteric starch in future are prospected. 此外,对两性淀粉在未来的发展方向予以展望。
Isoelectric focusing A technique used in ELECTROPHORESIS to separate amphoteric molecules (able to combine with either acids or bases). 等电点聚焦：是一种利用电泳技术分离两性分子（能与酸或碱结合）的技术。
