它们消耗二氧化碳，并释放氧气。

They consume carbon dioxide, and release oxygen.

youdao

树木可以吸收二氧化碳，并释放氧气，这非常重要。

Trees take in carbon dioxide from the air and make oxygen. That's important.

youdao

树木可以吸收二氧化碳，并释放氧气，这非常重要。

Trees take in carbon dioxide from the air and make oxygen. That's important.

youdao