长期学习中文对你的工作很有帮助。

Chángqī xuéxí Zhōngwén duì nǐde gōngzuò hěn yǒu bāngzhù.

Long-term study of Chinese is very helpful for your work.

医生说，长期不运动对身体不好。

Yīshēng shuō, chángqī bù yùndòng duì shēntǐ bù hǎo.

The doctor said that not exercising for a long time is bad for your health.