| 单词 | acid-free |
| 释义 | Definition of acid-free in English:acid-freeadjective
OriginLate 19th century; earliest use found in The Botanical Gazette. Definition of acid-free in US English:acid-freeadjective
OriginLate 19th century; earliest use found in The Botanical Gazette. |
| 随便看 |
|
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。