Hemoglobin was the carrier of oxygen in blood circulation.

血红蛋白是血液循环中输送氧的载体。

youdao

By organic carrier oxygen it attends all life activity.

铁卟啉作为机体的载氧体，直接参与生命过程的活动。

youdao

By organic carrier oxygen it attends all life activity.

铁卟啉作为机体的载氧体，直接参与生命过程的活动。

youdao