Pinyin/Blood carries oxygen and nutrients to the cells of the body

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Pinyin#Pinyin tone marking

Blood is a unique fluid containing cells that is pumped by the heart around the body of animals in a system of pipes known as the circulatory system. It carries oxygen and nutrients to the cells of the body and removes waste products like carbon dioxide from them.

xuehyeh shì yīzhǒng hányǒu xìbāo de dútè liútǐ, bèi xīnzàng pump sòng jīngguò xúnhuán xìtǒng de guǎndào dào dòngwù shēntǐ gèchù. Tā xiédài yǎngqì hé yíngyǎngsù dào shēntǐ de xìbāo, bìng cóngzhōng yíchú fèiwù rú èryǎnghuàtàn.