双重负担 meaning in Chinese

double burden

But new sources of supply are never good for prices and margins , and oil has always faced a double burden
对新的供应源不会对价格和利润产生什么好处，石油总是面临着双重负担。
The bangkok charter highlights the changing context of global health and the challenges of achieving its aims , including the growing double burden of communicable and chronic diseases which include heart disease , stroke , cancer and diabetes
曼谷健康促进宪章重点提出了全球健康形势出现的转变，以及各国为达到宪章目标而面临的挑战，其中传染病和慢性病（如心脏病、中风、癌症和糖尿病等）造成的双重负担，更是与日俱增。