他们一直在争论谁是更好的球队。

Tāmen yīzhí zài zhēnglùn shéi shì gèng hǎo de qiúduì.

They have been arguing about who is the better team.

这是一个长期的争论话题。

Zhè shì yīgè chángqī de zhēnglùn huàtí.

This is a long-standing topic of debate.

这个问题引发了激烈的争论。

Zhège wèntí yǐnfāle jīliè de zhēnglùn.

This issue has sparked intense debates.