他屡次强调团队合作的重要性。

Tā lǚcì qiángdiào tuánduì hézuò de zhòngyào xìng.

He repeatedly emphasizes the importance of teamwork.

这个问题屡次出现，需要解决。

Zhège wèntí lǚcì chūxiàn, xūyào jiějué.

This problem has repeatedly occurred and needs to be addressed.

在过去的几个月里，他屡次提到这个计划。

Zài guòqù de jǐ gè yuè lǐ, tā lǚcì tí dào zhè ge jìhuà.

Over the past few months, he has repeatedly mentioned this plan.