Hydraulic pump failure.

液压泵失效。

youdao

Arrhythmia was the first and pump failure was the second in the death cause.

死因中仍以心律失常为首位，泵衰竭为第二位。

youdao

The major cause of early death after AMI was pump failure, and the second was arrhythmia.

泵功能衰竭是AMI早期死亡的主要原因，次之为心律失常。

youdao

People with heart failure tend to gain weight because fluids build up when the heart can't pump enough blood.

VOA: standard.2010.06.04

But it found a significant increase in the risk of heart failure where the heart cannot pump enough blood to the organs or muscles.

VOA: standard.2010.03.02

The Play Pump initiative has since largely been deemed a failure.

FORBES: At the Bottom of the Pyramid, Entrepreneurs Focus on Water, Mobile