环境有了很大的改善 Environment has been greatly improved
大有改善
Much improved
以上为机器翻译结果，长、整句建议使用 人工翻译 。
经济治理也大有改善。
Economic management has improved, too.
youdao
生活条件已经大有改善。
Living conditions have bettered a great deal.
生活条件已大有改善。
The living conditions have been improved greatly.
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