原标题：OKC unveils plan for new arena to keep Thunder through 2050
(奥克拉荷马市计划建立新球场，至少供雷霆使用到2050年)
来源：https://www.espn.com/nba/story/_/id/38388729/
作者：Tim MacMahon
原文＋翻译：
Oklahoma City has finalized plans to build a new downtown arena for the
Thunder, the city announced Tuesday.
奥克拉荷马市政府星期二宣布，该市已敲定在市中心建立供雷霆队使用之新球场的计划。
The Thunder have committed to play in the new arena for at least 25 years,
according to the city's news release. The plan to construct the arena and the
Thunder's commitment is conditional on the passage of a temporary one-cent
sales tax by Oklahoma City voters on Dec. 12.
根据市政府发布的新闻稿，雷霆队已经承诺在新球场使用至少二十五年。该计划目前尚待
选民在十二月十二日的“暂时性一美分销售税”公投通过。
The projected cost of the arena will be a minimum of $900 million. Thunder
ownership has committed to contribute $50 million.
建立新球场预计将耗资至少九亿美元，而雷霆队老板承诺贡献其中的五千万美元。
"As this very public discussion played out over the last year, the people of
Oklahoma City have overwhelmingly expressed to me two desires