Exercise dilates blood vessels on the surface of the brain.运动会使大脑表层的血管扩张。Standard measurements of blood pressure are an important but crude way of assessing the risk of heart disease or strokes...标准的血压测量是评估患心脏病或中风几率的一个重要...
He wiped away the blood with a paper napkin.他用纸巾将血迹擦去。I'm a blood donor; I can't risk any contagion.我是献血者，我不能冒任何接触传染的危险。The victim suffered a dreadful injury and lost a lot of blood.受害者受了重伤，大量失血。...
I stared at the man, couldn't tear my eyes away.我盯着那个人看，视线无法移开。She stared dreamily out of the small window at the blue horizon.她出神地看着小窗子外面的蓝色地平线。He stared at the rain spattering on the glass.他凝视着雨点溅落在玻璃上。...
She played the part of an angel, complete with wings and a halo.她扮演天使，身上的双翼和头上的光轮一应俱全。Smoke wreathed his head like a halo.他头上烟雾缭绕,宛如一圈光环.She angrily slung a scarf around her head, flattening her halo of hair.她气鼓鼓地把头巾裹在头上...