xīn / bīng / rù / wǔ / hòu / xiān / yóu / zhèng / zhì / zhǐ / dǎo / yuán / jiǎng / jiě / bù / duì / jì / lǜ

新兵入伍后，先由政治指导员讲解部队纪律。

After enlisting, the recruits first learned military discipline from a political instructor.