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汉语拼音：hū xī kùn nan

一种严重的临床症状，表现为呼吸频率、节律、深浅度、呼吸型、呼气相和吸气相比例等有不同程度改变的异常状态。常见的原因是呼吸道梗阻、心肺代谢功能代偿不全、呼吸肌麻痹、呼吸中枢衰竭、代谢性酸中毒或碱中毒等。

• If he has difficulty in breathing, raise his head a little bit with a pillow or half-sit him up in bed.

  假使他呼吸困难，可以用枕头将头部抬高一点或是让他采用半坐的卧位。

• The clinical manifestation appeared to be atypical, with post-exercising tachypnea, cough, chest pain and apnea at rest dominated.

  临床表现和体征多不典型，活动后气促、咳嗽、胸痛、安静时呼吸困难多见。

• Here, we present the case of a woman who suffered from acute dyspnea and right cheek and neck swelling during molar extraction.

  一位年轻女性于拔臼齿时突然发生呼吸困难及脸颊肿胀；

• The other was a little statue of the Virgin of Monserrat, which she was recommended to kiss when, one day, she had trouble breathing.

  另一个是一个蒙塞拉特的少女的小雕像，说是在呼吸困难的时候可以亲吻它。

• Instead, a rush of water filled his mouth, and he began to choke.

  可是，一阵水流冲进了他的嘴里，他呼吸困难。

• The last time I sat with June on a Saturday morning in her bedroom, she was having hard time breathing and getting comfortable.

  我最后一次同琼坐在一起是一个星期六的上午在她的卧室里，当时他呼吸困难，身体特别不舒服。

• I was glad not to be lodge-bound, but it was harder than I expected: I couldn't catch my breath and my knees felt like glass.

  不被困在家里真是令人兴奋，但滑雪却比我想像中的困难：我呼吸困难，而且我的膝盖就像玻璃一样。

• I had to stop having long phone conversations----all that talking made me hyperventilate.

  我不得不停止长时间的电话交流——它让我呼吸困难。

• When you're in an elevator with 15 other people, it's not so easy to breath. . . especially when someone farts.

  如果你和15个人挤在同一个电梯中，你肯定会感到呼吸困难……尤其当某个人放屁后。