debilitate|debilitated|debilitates

长期压力会削弱你的免疫系统。

Chronic stress can ___debilitate your immune system.

长期干旱严重削弱了该地区的农业生产力。

The prolonged drought ___debilitated the region's agricultural productivity.

长时间的加班削弱了他的工作效率。

Working long hours ___debilitates his work efficiency.