annul

ә'nʌl

托福GRE

v declare invalid
v cancel officially

vt. 废除, 宣告无效, 取消
[经] 撤销, 宣告无效

20,852

BNC 频率

21,724

使用频率

annul 的词根是 null，意思是“无”，前面的 an- 是一个否定前缀，整体意思是“使无效”或“取消”。

例句

1. The court decided to annul the marriage due to fraud.

法院决定因欺诈而取消这桩婚姻。

2. The company had to annul the contract after discovering the errors.

公司在发现错误后不得不取消合同。

3. She wanted to annul her previous decision about moving to another city.

她想取消自己之前关于搬到另一个城市的决定。