1 sentence

1. 我们应当吸取教训，千万不要重蹈覆辙。

   wǒ​men yīng​dāng xī​qǔ jiào​xun, qiān​wàn bù yào chóng​dǎo​fù​zhé.

   We should learn from this lesson and not repeat the same mistake.

   Source: Dong Chinese Dictionary