共同 + 的 + 事业
The noun 事业 (shìyè) means 'cause' or 'undertaking' and refers to a significant endeavor or shared pursuit that people work toward. It can describe both a personal career and a broader collective cause, such as a social movement or common goal that unites people.
他把一生都献给了教育事业。
Tā bǎ yīshēng dōu xiàn gěi le jiàoyù shìyè.
He devoted his entire life to the cause of education.
我们要为共同的事业努力奋斗。
Wǒmen yào wèi gòngtóng de shìyè nǔlì fèndòu.
We must strive hard for our common cause.
她在环保事业上做出了巨大贡献。
Tā zài huánbǎo shìyè shàng zuòchū le jùdà gòngxiàn.
She has made tremendous contributions to the cause of environmental protection.