习惯用语fall into a (deep) depression1.变得意气消沉, 精神沮丧特殊用法active depression1.主动衰退agitated depression1.焦虑性抑郁症atmospheric depression1.低(气)压business depression1.经济萧条, 商业萧条caldera-like depression1.(洞顶)漏斗状塌陷capillary depression1.毛细下降cathodal depression1.阴极性阻抑full-blown depression1.全面萧条great depression1.大萧条hilar depression1.脐凹mental depression1.精神抑郁mild depression1.轻度萧条molecular depression1.分子凝固点降低nervous depression1.神经衰弱optical depression1.旋光性降低population depression1.种群减退post-cathodal depression1.阴极后抑压quadrant depression1.(炮)俯角rolling depression1.滚压shrinkage depression1.(表面)缩陷wave depression1.【气】波动性低压, 锋面低压depression of land1.内陆洼地; 陆凹depression of order1.降阶法depression of rail1.轨道下垂depression of supports1.支座沉陷