| 单词 | nigre |
| 释义 | nigre [`nī·gǝr] CHEMICAL ENGINEERING Dark-colored layer formed between neat soap and lye during soap manufacture; contains more soap than lye, and a high concentration of salts and colored impurities. |
| 随便看 |
|
科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。