1) His hearing has started to go.
他的听力开始衰退
2) His hearing is failing.
他的听觉在衰退。
3) Hearing-loss
听力衰退
4) His influence has waned.
他的势力已衰退。
5) His powers are failing.
他的体力在衰退。
6) His sight is going.
他的视力在衰退。
补充资料：经济衰退
经济衰退
【经济衰退】泛指经济活动全面下降。一般的衡量标准是实际国民生产总值连续两个季度下降。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条