当你连续几个星期时常感到胃胀，而且去了厕所仍不能让这种感觉消失，快约个时间见你的医生吧。如果是肠易激综合征，去完厕所后症状就能缓解，你的肠胃也会自动平静下来。

'If you feel constantly bloated for more than a couple of weeks and that feeling doesn't disappear after you've been to the loo, then book an appointment to see your GP.

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它可以导致25%的溶血性尿毒综合征患者出现神经系统并发症(例如癫痫发作、中风和昏迷)，约50%的幸存者有大多轻度的慢性肾功能后遗症。

It can cause neurological complications (such as seizure, stroke and coma) in 25% of HUS patients and chronic renal sequelae, usually mild, in around 50% of survivors.

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约50%以上的获得性免疫缺陷综合征(AIDS)病人会出现卡氏肺孢子虫病(pcp)。

About 50 % of Acquired Immunodeficiency Syndrome (AIDS) patients will develop pneumocystis carinii pneumonia (PCP).

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