n.

1. 沮丧，意气消沉[C][U]
   The trip to the seashore brought her out of her depression.

   到海边旅行使她不再抑郁。

2. 不景气，萧条（期）[C]
   He lost his job during the great depression.

   他在大萧条时期失业了。

3. 凹地，洼地[C]
   Water filled the depressions in the ground.

   地上的坑里积满了水。

4. 【气】低气压[C]
   A depression usually brings bad weather.

   低气压往往带来坏天气。

5. 压低；降低，下沉[U][C]

n.

1. severe despondency and dejection, especially when long-lasting.
   ▸ (also clinical depression) Medicine  a mental condition characterized by severe feelings of hopelessness and inadequacy.
2. a long and severe recession in an economy or market.
   ▸ (the Depression or the Great Depression) the financial and industrial slump of 1929 and subsequent years.
3. the action of depressing something.
   ▸a sunken place or hollow.
4. Meteorology  a cyclonic weather system.