2 sentences

1. 长期姿势不正确会导致骨质增生。

   cháng​qī zī​shì bù zhèng​què huì dǎo​zhì gǔ​zhì zēng​shēng.

   Long-term incorrect posture can lead to bone spurs.

   Source: Dong Chinese Dictionary

2. 他虽然只是一名增生，但依然坚持闭门苦读。

   tā suī​rán zhǐ shì yī míng zēng​shēng, dàn yī​rán jiān​chí bì​mén kǔ​dú.

   Although he was only a supplementary student, he still persisted in studying hard behind closed doors.

   Source: Dong Chinese Dictionary