pernicious
🇺🇸
/pərˈnɪʃəs/
🇬🇧
/pəˈnɪʃəs/
adjective
R
causing serious harm in a way that is not immediately obvious
The pernicious effects of pollution on the environment are becoming more evident every day.
污染对环境的有害影响每天都在变得更加明显。
translation
有害的