衰退

fail;decline
两国关系降低到代办级时，贸易也～了。Trade languished when relations between the two countries were lowered to the chargéd’affaires level/革命意志～waning revolutionary will/记忆力～be losing one’s memory;failing memory/经济～economic recession;flagging econo my/视力～ failing eyesight/体力～decline in physical strength/增长～growth recession/～产业 declining industry