他们没有相互争斗，而是为了更崇高的利益而共同努力。

Instead of fighting against each other, they work together for the greater good.

youdao

所以，狼和狐狸相互争斗。

So, the Wolf and the fox fight each other up.

youdao

在艰苦的条件下，植物为水分和养分而相互争斗。

In harsh landscapes, plants compete for water and nutrients.

youdao

Once the poleis are in place, they will spend a great deal of time fighting each other.

一旦城邦在某地建立,他们就会花上很长一段时间相互争斗

耶鲁公开课 - 古希腊历史简介课程节选