negates , negating , negated
If one thing negates another, it causes that other thing to lose the effect or value that it had.
nullify , invalidate , cancel , neutralize
These weaknesses negated his otherwise progressive attitude towards the staff.
这些缺点抹杀了他在其他方面对待工作人员的开明态度。
An amendment to the bill effectively negated federal regulations that require organic feed for farm animals.
该法令的修正案有效地否定了联邦法规中对于牲畜有机喂养的要求。
If someone negates something, they say that it does not exist.
He warned that to negate the results of elections would only make things worse.
他警告说否定选举结果只能使事情变得更糟。