网站首页 汉语 德语 英语
An etchant consisting of a few per cent of concentrated nitric acid in ethanol or methanol.
1920s. From nit- + al-.
礼仪网英汉双解词典包含236457条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。