经过三年的努力，他终于成功地开了自己的餐厅。

Jīngguò sān nián de nǔlì, tā zhōngyú chénggōng de kāile zìjǐ de cāntīng.

After three years of hard work, he finally succeeded in opening his own restaurant.

这次实验非常成功，大家都很高兴。

Zhè cì shíyàn fēicháng chénggōng, dàjiā dōu hěn gāoxìng.

This experiment was very successful, and everyone was very happy.

她成功地说服了老板同意她的方案。

Tā chénggōng de shuōfúle lǎobǎn tóngyì tā de fāng'àn.

She successfully persuaded her boss to approve her plan.