Slums are productive breeding grounds for tuberculosis, hepatitis, dengue, pneumonia, cholera, and diarrhoeal diseases that spread easily in highlyconcentrated populations.
贫民窟是结核病、肝炎、登革热、肺炎、霍乱和腹泻病的繁殖场所，这些疾病在高度集中的人群中很容易传播。
2
The liquid is found in a highlyconcentrated form.
人们发现这种液体呈高度浓缩状。
3
But packed within its borders is a highlyconcentrated mixture of things wild and domesticated.