depression

n.

1. 忧伤, 消沉, 沮丧
   • He suffers from acute depression.
     他患有严重的忧郁症。
2. 经济大萧条, 不景气时期
   • Business depression usually causes misery among the working class.
     商业不景气常使工薪阶层受苦。
3. 凹陷, 洼地
   • The rain collected in several depressions on the ground.
     地面上好几处凹陷的地方都积了雨水。
4. 低气压(地区)
   • A depression over the Atlantic usually brings bad weather in Britain.
     大西洋上空的低气压通常给英国带来恶劣的天气。