經濟蕭條的英語有：economic depression/slump; shake-out; sag
例句
1、小商店在經濟蕭條中深受其害。
Small?shops?have?been?a?casualty?of?the?recession.?
2、在上個經濟蕭條期，人們向美國南部陽光地帶移民的速度加快了。
During?the?last?recession,?migration?to?the?sunbelt?accelerated.?
3、在此經濟蕭條時期，我們容許增加消費和借貸。
We?have?allowed?spending?and?borrowing?to?rise?in?this?recession.