depletory

adj.(=depletive)放血的,使空虚的

贬损的；贬低的；有损害作用的

形容词

1. His depletory comments about her work were highly unprofessional.
他对她的工作发表的贬损言论非常不专业。

2. The depletory effects of pollution on the environment are becoming increasingly evident.
污染对环境的贬损效应越来越明显。