[, ; ]a process or period of becoming weaker, smaller or less good衰退；减少；下降◆The country suffered a sharp decline in exports.这个国家的出口量急剧下降。◆She has failed to reverse the company's decline.她一直未能扭转公司业绩下降的情况。◆The rate of decline is now slowing.下降速度正在减缓。◆The currency has been in decline since the 1980s.自 20 世纪 80 年代以来，这货币一直在贬值。➡ picture at product life cycle ⨁a dramatic / rapid / sharp / steep decline骤然／迅速／急剧／陡然下降⨁a gradual / slight / slow decline逐渐／略有／缓慢下降⨁a continued / continuing / steady decline不断／持续／稳步下降⨁to halt / reverse / stop / suffer a decline停止／扭转／终止／遭受衰退