a. 未经改善的, 没有改良的, 未耕过的, 未被利用的
a. not made more desirable or valuable or profitable; especially not made ready for use or marketing
s. (of land) not cleared of trees and brush; in the wild or natural state
以上参考资料就是本词典详细汇总的词语unimproved是什么意思的翻译解释，如有错漏请向我们提供反馈意见。