球队不团结，很难赢比赛。

Qiúduì bù tuánjié, hěn nán yíng bǐsài.

If the team is not united, it is hard to win games.

只要我们团结起来，就能解决这个问题。

Zhǐyào wǒmen tuánjié qǐlái, jiù néng jiějué zhège wèntí.

As long as we unite, we can solve this problem.

我们班同学很团结，大家经常互相帮助。

Wǒmen bān tóngxué hěn tuánjié, dàjiā jīngcháng hùxiāng bāngzhù.

The students in our class are very united and often help each other.