cyclic downswing周期性下降
epic downswing史诗般巨幅衰弱
downswing phase消退期
downswing contraction下降收缩
cyclical downswing周期性下降
Upset about Downswing民谣摇滚
N-COUNT（可数名词） A downswing is a sudden downward movement in something such as an economy, that had previously been improving. 突然下滑
Industry may disappear if the manufacturing economy remains on a downswing.
如果制造业持续下滑，工业可能会不复存在。