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。...
the British and German navies英国和德国的海军部队The American and Japanese navies took the lead in the development of naval aviation...美国和日本海军是发展海军航空部队的佼佼者。The result was the entire reconstruction of the navies of both the antagon...
He was seen as Mr Olsen's heir apparent.他被视为奥尔森先生理所当然的继任者。Mr. Olsen has always avoided anointing any successor.奥尔森先生总是回避指定继任者。" All right, sir,'said Olsen.“ 好的, 先生, "奥尔森说....
The pilot of the airplane gunned his engine for a sharp climb.飞行员加大油门使飞机急剧爬升.The hunter gunned the bird down.猎人把那只鸟打了下来.The motorcycle gunned through the streets.摩托车加大油门穿过街道。He gunned his engine and drove off.他发动引擎，驱车而去。...
通过推导,找到双棱镜干涉实验中虚光源间距的最佳测量位置,从而减小间接测量引入的误差,提高测量精度.The optimum measuring position of virtual source in Fresnel double prism experiment is found by derivation.通过实验结果作出正交双棱镜干涉的光强度分布曲线.The distribution curves of light intensi...