adverseKK [æˋdvɝs] /æˈdvɝs/形容詞1不利的、有害的The new drug may cause adverse effects in older patients.這種新藥可能對年長病患造成不良副作用。2負面的、反對的The proposal met with adverse reaction from local residents.這項提案遭到當地居民的負面反應。3逆向的、相反的正式The sailors struggled against adverse winds for three days.水手們與逆風奮戰了三天。