好词典

nonionic

UK //ˌnɒn.aɪˈɒn.ɪk//US //ˌnɑːn.aɪˈɑː.nɪk//

词源

源自 'non-'(表示否定)和 'ionic'(离子的),字面意思为“非离子的”。

adjective

❶ 指化学物质不带离子电荷的,通常用于描述表面活性剂或洗涤剂等物质的中性特性。

“Nonionic surfactants are often used in shampoos because they are gentle on the skin.”

(非离子表面活性剂常用于洗发水,因为它们对皮肤温和。)

“This detergent contains nonionic compounds that won't react with hard water.”

(这种洗涤剂含有非离子化合物,不会与硬水发生反应。)

同义词:uncharged, neutral, non-polar

常见短语

nonionic surfactant — 指不带电荷的表面活性剂,常用于清洁产品中,因其温和特性而适用于敏感肌肤。

“Nonionic surfactants are less likely to cause skin irritation compared to ionic ones.”

(与离子型表面活性剂相比,非离子表面活性剂不易引起皮肤刺激。)