Now cases do exist where it might be too expensive, or too technically complicated to develop on these alternative sites.

确实存在的问题是，要么由于价格过于昂贵，要么由于技术过于复杂，导致无法在这些可选择地点进行开发。

She and her colleagues identified one and a half million football fields' worth of surface area on those types of alternative sites in California's Central Valley alone.

仅在加州中央谷的这类可选择地点中，赫尔南德斯和同事就找到了相当于150万个足球场表面积大小的地方。

But ultimately, the president wrote on Twitter, he decided against an alternative site because there is no venue that can compete with the history, tradition and importance of the House Chamber.

但总统最后还是在推特上发文表示，他已经决定放弃考虑在别的地点发表演讲，“因为没有一个地方的历史、传统和重要性可以与众议院相媲美。”