5 sentences

1. 他在学术领域默默耕耘了三十年。

   tā zài xué​shù lǐng​yù mò​mò gēng​yún le sān​shí nián.

   He has been working diligently in the academic field for thirty years.

   Source: Dong Chinese Dictionary

2. 他在芸窗下辛勤耕耘，终于考取了功名。

   tā zài yún chuāng​xià xīn​qín gēng​yún, zhōng​yú kǎo​qǔ le gōng​míng.

   He studied hard at his desk and finally passed the imperial examinations.

   Source: Dong Chinese Dictionary

3. 一分耕耘一分收获，天道酬勤是自古不变的真理。

   yī fèn gēng​yún yī fèn shōu​huò, tiān​dào chóu qín shì zì​gǔ bù biàn de zhēn​lǐ.

   No pain, no gain; that God rewards the diligent is an eternal truth.

   Source: Dong Chinese Dictionary

4. 农民们在田野里辛勤地耕耘。

   nóng​mín men zài tián​yě lǐ xīn​qín de gēng​yún.

   Farmers are working hard in the fields, plowing and weeding.

   Source: Dong Chinese Dictionary

5. 经过一年的辛勤耕耘，农民们获得了不菲的收成。

   jīng​guò yī nián de xīn​qín gēng​yún, nóng​mín men huò​dé le bù​fěi de shōu​chéng.

   After a year of hard work, the farmers reaped a substantial harvest.

   Source: Dong Chinese Dictionary