游艇专业词典-P(2) ... 拖板货船 pallet ship 推出式建造法 pushing building system 推杆,挺杆 push rod ...
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As you breathe in, focus on pushing out your abdomen so your lower hand moves outwards.
吸气时，注意让腹部隆起，处于下方的手移向外侧。
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If the airway is still blocked, the Red Cross suggests pushing hard five times along the victim's abdomen.
VOA: special.2010.08.17
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