This is a poem written in the depth of the Depression and also at the height of Frost's fame.
这是一首写在大萧条最严重的时候的诗，也是在弗罗斯特最有名的时候。
By the time their first child is 12, 21% of fathers have had at least one episode of depression, according to an in-depth study funded by the Medical Research Council (MRC).
根据一项由医学研究理事会(MRC)资助的深入研究表明，到了他们孩子12岁时，21%的父亲至少出现过一段时间的忧郁状况。
Reservoirs in Xinzhuang area, Biyang depression, are characterized by shallow burial depth, large thickness and high enrichment, and are mainly of fault-nose and fault-block types.
泌阳凹陷新庄地区油层埋藏浅、厚度大、富集程度高，油藏类型以断鼻断块油藏为主。
Reservoirs in Xinzhuang area, Biyang depression, are characterized by shallow burial depth, large thickness and high enrichment, and are mainly of fault-nose and fault-block types.
泌阳凹陷新庄地区油层埋藏浅、厚度大、富集程度高，油藏类型以断鼻断块油藏为主。
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