"I have a theory that humour detected in the brain gets directly discharged through the movement of diaphragm," he said.

他说：“我有一个理论，在大脑中检测到的幽默能通过横膈膜的运动直接释放出来。”

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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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Later I would think about how most people would thank a son for having a Shop-Vac at the ready, for my at least attempting to heave at her diaphragm.

过了会儿我想，一般人会怎么感谢自己儿子事先就准备着吸尘器呢，或者至少感谢我试着想按下快门。

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