Yabla video uses of 养料

睡觉 shuìjiào
shì
yào
带来 dàilái
xuè
de
yǎng
xuè
yǎng
就是 jiùshì
xuè
de
养料 yǎngliào
de
yǎng
Sleeping is, since you need blood that is to be sustained by your blood flow;