This is a great improvement on your previous work.

你的工作比先前有很大进步。

Does assisted living really mark a great improvement over a nursing home, or has the industry simply hired better interior designers?

这些生活协助服务真的比起养老院来说有很大的改善吗？还是这个行业只是雇佣了更好的室内设计师？

It is great improvement of our organs.

它是我们器官功能的增进。

I'd admit they're made a great improvement.

我承认他们做了很大的改进。

The new school represents a great improvement .

学校的办学条件得到了很大的改善。