她腹泻了。

She has got ___diarrhoea.

他肥胖，患有哮喘、腹泻，还遭受严重的近视。

He is fat, has asthma, ___diarrhoea, and suffers from acute shortsightedness.

旅行者经常因受污染的水而腹泻。

Travellers often experience ___diarrhoea due to contaminated water.