Since the widespread advent of domestic hot water 70 years ago, their utility and profits have been eroded.

自从70年前家用热水广泛普及以来，它们的实用价值和利润都已降低。

In January of next year, people will have to pay for domestic water supply for the first time.

明年1月份，人们将必须首次为家庭用水付费。

FROM PAKISTAN Researchers have detected the flesh-eating amoeba Naegleria fowleri in the domestic water supply of Karachi, Pakistan's most populous city.

巴基斯坦卡拉奇是巴基斯坦人口最多的城市，而研究人员在该市的家庭供水系统中检测出了食脑变形虫“福氏耐格里阿米巴原虫”。

In 1976, one of the most prolonged heatwaves in living memory, the hot, dry weather affected domestic water supplies leading to widespread water rationing.

1976 年是人们记忆中持续时间最长的热浪之一，炎热干燥的天气影响了家庭供水，导致普遍实行限水。