(贫困的生活环境是会带来很多疾病，但是炎性肠病并不在其中)。这一现象迫使科学家研究指明到底是什么原因使生活富裕的人们生病。
Inflammatory bowel disease is not among them. This has left scientists struggling to pinpoint exactly what about the rich world is making people sick.
(贫困的生活环境是会带来很多疾病，但是炎性肠病并不在其中)。这一现象迫使科学家研究指明到底是什么原因使生活富裕的人们生病。
Inflammatory bowel disease is not among them. This has left scientists struggling to pinpoint exactly what about the rich world is making people sick.
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