Try fully concentrating on the action of brushing, on each stroke of each tooth, going from one side of the mouth to the other.

尝试着完全将注意力集中在刷牙的动作上，关注牙刷每一次清刷牙齿的过程，感觉牙刷从牙齿的一段移动到另一端。

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Floating action refers to a controlled device which can stop at any point in its stroke.

无定位调节作用所涉及的是这样一种调节机构，即它能停顿在其行程中的任意一处位置上。

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Aspirin therapy reduces the clumping action of platelets -possibly preventing heart attack and stroke.

阿司匹林治疗则可降低血小板聚集的行动，可能阻止心脏病发作和中风。

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Lisa Turnbull from the Royal College of Nursing also voiced her concern on how little awareness there was amongst professionals with the stroke action reduction plan.

BBC: Health and Social Care Committee

When I sat down with Gerald Ford for an interview, he was eager to get the word out about the need for quick action at the first signs of stroke.

NPR: A Stroke Couldn't Stop Gerald Ford

Dr Tony Rudd, consultant stroke physician, said speedy action could make a big difference in cases like Mick's.

BBC: NEWS | Health | 'A love of kebabs caused my stroke'