3 sentences

1. 作者正在修订他的新书。

   zuò​zhě zhèng​zài xiū​dìng tā de xīn shū.

   The author is revising his new book.

   Source: Dong Chinese Dictionary

2. 《春秋》被列为儒家经典之一，相传由孔子修订。

   《 Chūn​qiū》 bèi liè​wéi Rú​jiā jīng​diǎn zhī​yī, xiāng​chuán yóu Kǒng​zǐ xiū​dìng.

   The 'Spring and Autumn Annals' is listed as one of the Confucian classics, traditionally said to be edited by Confucius.

   Source: Dong Chinese Dictionary

3. 新修订的食管法加强了对食品添加剂的监管。

   xīn xiū​dìng de shí​guǎn fǎ jiā​qiáng le duì shí​pǐn tiān​jiā​jì de jiān​guǎn.

   The newly revised Food Safety Law has strengthened the regulation of food additives.

   Source: Dong Chinese Dictionary