nullify
US /ˈnʌl.ə.faɪ/
UK /ˈnʌl.ə.faɪ/

1.
2.
抵消, 使無效, 使失去價值
make of no use or value; cancel out
:
•
The strong winds nullified the effect of the sails.
強風抵消了船帆的作用。
•
His efforts were nullified by a lack of support.
他的努力因缺乏支持而付諸東流。
抵消, 使無效, 使失去價值
make of no use or value; cancel out