It was like heaping coals of fire on my head.

这就像在我头上堆满了火炭。

He was on the point of heaping on her the coarsest insults.

他正要对她进行最粗暴的侮辱。

In the wake of the fire, likely being caused by the unsanitary conditions  in its aftermath, a great plague swept the city, heaping yet more suffering on the Roman  people.

火灾发生后，一场大瘟疫席卷了整个城市， 给罗马人民带来了更多的痛苦， 这可能是由于火灾后的不卫生条件造成的。