改造或复用已有财产的经济效益迫使我们考虑在这些已有财产的环境和限制下的用户具体需要。

The economic benefits of adapting or reusing existing assets force us to think about specifying the user need within the context and constraints of these existing assets.

youdao

要抓住西欧国家经济困难的时机，同他们搞技术合作，使我们的技术改造能够快一些搞上去。

Now that the West European countries are beset with economic difficulties, we should lose no time in seeking their cooperation, so as to speed up our technological transformation.

youdao