3 sentences

1. 那我呢，我是十字军吗？

   nà wǒ ne, wǒ shì shí​zì​jūn ma?

   What about me, am I a Crusader?

   Source: OpenSubtitles

2. 十字军在攻占耶路撒冷后建立了自己的国家。

   shí​zì​jūn zài gōng​zhàn Yē​lù​sā​lěng hòu jiàn​lì le zì​jǐ de guó​jiā.

   The Crusaders established their own states after capturing Jerusalem.

   Source: Dong Chinese Dictionary

3. 十字军对中世纪欧洲的文化与经济产生了深远影响。

   shí​zì​jūn duì zhōng​shì​jì ōu​zhōu de wén​huà yǔ jīng​jì chǎn​shēng le shēn​yuǎn yǐng​xiǎng.

   The Crusades had a profound impact on the culture and economy of medieval Europe.

   Source: Dong Chinese Dictionary