annul

verb

1. cancel officially

e.g. He revoked the ban on smoking
lift an embargo
vacate a death sentence

Synonym: revokeliftcountermandreverserepealoverturnrescindvacate

2. declare invalid

e.g. The contract was annulled
void a plea

Synonym: invalidatequashvoidavoidnullify

1. 废除，取消（合同等）；宣告（选举等）无效
If an election or a contract is annulled, it is declared invalid, so that legally it is considered never to have existed.

e.g. Opposition party leaders are now pressing for the entire election to be annulled...
反对党领导人现正强烈要求宣告这次选举无效。
e.g. The marriage was annulled last month.
上个月这桩婚姻被宣告无效。

1. 撤消：同时,宪法授权这一法院以撤消(annul)它发现构成违宪的立法. 撤消整个立法并非总是必要的;如果违宪条款可以和立法的其它部分分开,那么法院可以只撤消该条款. 法院决定不仅使立法或其特定条款对具体案例无效,

2. 消：同时,宪法授权这一法院以撤消(annul)它发现构成违宪的立法. 撤消整个立法并非总是必要的;如果违宪条款可以和立法的其它部分分开,那么法院可以只撤消该条款. 法院决定不仅使立法或其特定条款对具体案例无效,

3. 取消,废止：announce 正式宣布 | annul 取消,废止 | apparatus 仪器

4.

4. 取消：annuity 年金 | annul 取消 | annulospiral ending 环螺形末梢