He was found lying in a prone position.
人们发现他俯卧着。
置前轮于正前方位置。
Prone position improves gas exchange, but how?
俯卧位通气改善气体交换——机制如何？
To get up, as from a sitting or prone position; rise.
起立起来，如从一个坐着或卧着的姿势；起立。
In the prone position, turn your pelvis to the right and then to the left.
在俯卧姿势，将骨盆转到右边然后再到左边。
Use the prone supported position whenever possible.
尽可能的使用有支撑物的卧姿射击位置。
Patients took supine position, prone or sitting position.
患者平卧位、俯卧位或坐位。
Patients took supine position, prone or sitting position.
患者平卧位、俯卧位或坐位。
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