两极 (liǎng jí): two poles

The North and South Poles of the Earth are covered in ice and snow year-round, with extremely cold climates and almost no long-term residents.

On the issue of climate change, developed and developing countries often form two poles, making it difficult to reach a consensus.

The students' grades in this class have polarized into two extremes: some did very well, while others failed.

His attitude toward work always swings to extremes—either he works overtime desperately or ignores it completely, making colleagues feel he is between two poles.

In the debate, the two sides' views gradually moved toward two poles: one advocated complete freedom, while the other demanded strict control.