Follow up adding moisture to the air by simply placing a large pot of water on the stove and letting it simmer.

接下来在空气中添加湿气，很简单地再炉子上放一个大的水壶并且让它沸腾。

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The next thing I knew he was placing his fists below my diaphragm and applying sudden, sharp pressure just below my rib cage to force the air out of my lungs in the Heimlich maneuver.

接着他的拳头在从我隔膜下方突然地打过来，突然的压力迫使我的胸腔压迫肺里的空气——是海姆利希手法。

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Placing the head above the level of the heart during the procedure facilitates the entrainment of room air.

手术中，病人的头的位置高于心脏使空气更容易进入血管。

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The Ministry of Defence is considering placing surface-to-air missiles on residential flats during the Olympics.

BBC: London 2012: Missiles may be placed at residential flats

Instead of placing our fingers in the air to determine which way the wind is blowing, we enlist the help of others to change the direction of the wind.

FORBES: 10 Great Quotes From Clinton Global Initiative