worsen

动词 worsen:

1. grow worse
   同义词：decline
2. make worse
   同义词：aggravate, exacerbate, exasperate

1. Heavy storms worsened the fuel shortage.
   暴风雨使燃料的缺乏状况更加恶化。
2. The patient's condition worsened during the night.
   病人的情况在夜间恶化了。

wors.en

v.tr.intr.（及物动词和不及物动词）
wors.ened,wors.en.ing,wors.ens
To make or become worse.
恶化：使之或变得更坏