Rta
abbr. 實時分析器（Real Time Analyzer）；區域貿易安排（Regional Trade Arrangements）
??? 情景例句
Forgive me if I'm wrong, but haven't we met before.
如果我弄錯的話請原諒我，我們以前見過面吧？
This nation is noted for its economic stability.
這個國家以經濟穩定聞名。
may have left an automatic messenger behind to await the possible awakening of an advanced civilization.
很可能會在離開太陽系時留下自動化信息裝置，等待先進文明的覺醒。