英语单词

词典成语诗词造句字典单词小说古文名言

amphoteric

英 [,æmfə'terɪk] 美 [,æmfə'tɛrɪk]

adj. [化学] 两性的（酸性的或碱性的）

英文词源

amphoteric (adj.): "neither acid nor alkaline," 1832, from Greek amphoteros "each or both of two," variant of amphi-.

双语例句

1. 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.

2. Reactions in liquid HF are known that illustrate also amphoteric behavior, solvolysis, or complex formation.: 已知在液态HF中,也能说明两性行为溶剂分解或络合物形成作用的反应.

3. Biological activities of amphoteric surfactants to higher or lower organisms were introduced.: 介绍了两性表面活性剂的生理活性.

4. The synthesis, structure and properties of the amphoteric polyacrylamide have been studied.: 研究了两性聚丙烯酰胺的合成、构和性能.

5. The results indicate that amphoteric could increase the sizing degree of eucalyptus chemimechanical pulp significantly.: 研究了两性淀粉对桉木化机浆中性施胶、桉木化机浆的增强和助留的影响.