血液检查可以帮助医生发现一些早期问题。Xuèyè jiǎnchá kěyǐ bāngzhù yīshēng fāxiàn yìxiē zǎoqī wèntí.Blood tests can help doctors discover some early-stage problems.
血液在身体里不停地流动,把营养送到各处。Xuèyè zài shēntǐ lǐ bù tíng de liúdòng, bǎ yíngyǎng sòng dào gèchù.Blood flows constantly through the body, carrying nutrients everywhere.
医院的血液不够用,所以呼吁大家献血。Yīyuàn de xuèyè bú gòu yòng, suǒyǐ hūyù dàjiā xiànxuè.The hospital does not have enough blood, so it is calling on everyone to donate.