另外，这个活动会挤占其他项目的资源。
In addition, this activity can drain vital resources away from other projects.
我们可以重新利用其它瀑布项目的资源。
We could reuse some of the assets from other waterfall projects.
建筑师对这个项目的资源有限，他们只能使用基本的建筑施工技术。
The architects had limited resources for this project, which meant that they could only use basic construction techniques.
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