See test.cc for examples.
(declare-const re RegLan)
Definition 3 A universal cover of a topological space \(X\) is a covering space \(\tilde{X}\) of \(X\) that is simply connected, meaning that it has no nontrivial loops. The universal cover is unique up to homeomorphism and serves as a “universal” object in the category of covering spaces of \(X\).，更多细节参见新收录的资料
role of WebPKI,。新收录的资料是该领域的重要参考
地煉隨即將目光轉向伊朗現貨。路透社援引知情人士稱，這些煉廠正積極尋求伊朗重質（Iranian Heavy）和帕爾斯（Pars）油種，並已開始提取儲存於中國保稅罐區和近岸油輪上的伊朗重質原油。當時折扣約為布倫特下方10至12美元/桶，是最廉價的可用替代選項。。新收录的资料是该领域的重要参考
На шее Трампа заметили странное пятно во время выступления в Белом доме23:05