negate
🇺🇸
/nɪˈɡeɪt/
🇬🇧
/nɪˈɡeɪt/
to make something have no effect
Drinking alcohol can negate the medicine's benefits.
飲酒會抵消藥物的益處。
to say something is not true or does not exist
He tried to negate the evidence against him.
他試圖否定對他不利的證據。