prosperity;boom;state of the economy 市場(chǎng)不～。The market is dull (or sluggish)./經(jīng)濟(jì)不～ economic recession (or slump)/～產(chǎn)業(yè)thriving business (or industries)/～過(guò)度overheating/～回升recovery in business activity/～期period of prosperity /～下降business setback