Horrors abound on sheep farms, including mutilating, painful surgical procedures that are performed without anesthesia.

羊场充斥恐怖，包括伤残、没有麻醉的痛苦手术。

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Oct. 3, 2011 -- There are new concerns about an increased risk for learning problems in very young children exposed to general anesthesia during surgical procedures.

2011/10/03--最新令人担忧的问题是给年龄非常小的婴幼儿做手术麻醉，会增加他们遇到学习障碍的风险。

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A nonflammable inhalation anaesthetic that produces general anesthesia; used along with analgesics and muscle relaxants for many types of surgical procedures.

一种不可燃的吸入能产生全身麻醉的气体；用在止痛和肌肉放松等外科手术上。

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They use different makes of artificial joints, different kinds of anesthesia, different regimens for post-surgical pain control and physical therapy.

NEWYORKER: Big Med