首页 英汉 汉英 英英 词组 用法 例句 同义词 写作 俚语 缩写 词源 词根 法汉 德汉 日汉 俄汉 韩汉 西汉 意汉 泰汉 越汉
| 单词 | resin acid |
| 释义 | > as lemmasresin acid resin acid n. any organic acid which is a constituent of natural resin, such as abietic and pimaric acids. ΚΠ 1847 C. Morfit Chem. Soap & Candles xv. 131 The formation of yellow soap from resin, depends on the direct combination of the resin acids with soda. 1922 J. J. Sudborough Bernthsen's Text-bk. Org. Chem. (new ed.) xlii. 631 Amber is a fossil resin which contains succinic acid in addition to resin-acids and a volatile oil. 1991 New Scientist 2 Nov. 19/3 The caterpillars which fed on pine needles with a high content of resin acid produced larger and more viscous droplets. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。