One more reason to keep your glass half full: Optimists might be less likely to have a stroke.
又有一个原因来让你保持乐观。那就是乐观的人不容易患中风。
If they catch it early enough, they can administer the clot-busting drug tPA to keep even more brain cells from dying—but tPA is not appropriate for all types of stroke.
如果他们能够在早期发现中风征兆，那么可以通过给病人服用抗栓塞药物（TPA）以避免更多的脑细胞死亡，但这种药物不是对所有种类的中风都有效。
The person with suspected stroke may not be able to raise both arms and keep them there because of arm weakness or numbness.
中风与涉嫌人可能无法提高和保持双手因为手臂无力或麻木他们那里。
If you keep working in such a temperature, you will run a risk of getting heat stroke.
如果你在这样的温度下继续工作，就有中暑的危险。
And on your non-breathing stroke, despite the undulation of the rest of your body, it is important trying to keep your head inline with your body line.
在非换气的划臂周期，虽然身体的其他部位在波动，但是头部应当保持与身体成直线的位置。
To keep the same speed, the swimmer had to shorten their stroke.
为保持速度，游泳者不得不较少划距。
The design principle is to decrease the pump velocity, reduce stroke or to use a small pump to reduce the pump displacement and keep proper submersible depth.
设计原理是减慢泵速、缩短冲程或改用小泵来降低排量，保持适当的沉没深度。
The catch become more intense, heed the target on the wall and adjust your stroke so that you hit it just right, keep your head down, and get every ounce of the energy you have.
你的抓水要更加地有力，留心墙上你要碰触的目标，调整你的划手，以便你的手正好能触壁，不要抬头，充分发挥你还有的每一丝能量。
That is something I try to work on in practice, when I stroke I could feel starting the fall part, just trying to keep it efficient.
这是我在练习时注意的一个方面，当我开始降落时，我会尽量保持高效性。
Constipation is a common complication of the patients who suffer stroke and keep the bed. It is awful and will delay the recovery of cerebrovascular disease.
便秘是脑卒中卧床病人常见的并发症，不仅给病人带来痛苦，同时对脑血管疾病本身的康复也会产生不利影响。
These muscles are used extensively in all phases of free-style stroke kick to keep feet flex.
这些肌肉广泛地被用于自由泳踢腿的各个阶段，用以保持脚部伸展活动。
They also recorded the kick rate (kicks per stroke cycle) and to keep the study fair the order of the tests was randomised.
他们还记录了踢水频率。为使研究公平，试验的次序被随机打乱。
You'll never keep afloat if you keep throwing your arms and legs about like that; you have to make the proper swimming stroke.
如果你像这样手脚乱舞，你怎么也浮不起来；你必须使正确的游泳姿势。
He does not keep track of his stroke per lap. Instead, he relies on his feel for the water.
他并不计算某一游程的划水次数，而是更关注身体在水中的感受。
"You keep your dirty hands off me!" the girl shouted, as Johnny tried to stroke her hair.
当约翰尼想去捋姑娘的头发时，姑娘喊道，“把你的脏手拿远些，别碰我！”
"You keep your dirty hands off me!" the girl shouted, as Johnny tried to stroke her hair.
当约翰尼想去捋姑娘的头发时，姑娘喊道，“把你的脏手拿远些，别碰我！”
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