Opponents accused him of blackmail and extortion.是什么意思？

Opponents accused him of blackmail and extortion.

对方指控他敲诈勒索。

opponents

n. 对手，敌手( opponent的名词复数 )，反对者；

例句
Security forces are still using violence against opponents of the government.
安全部队仍然在使用武力镇压反对政府的人。

accused

n. 被告；v. 指责(accuse的过去式和过去分词)，控告；adj. 被控告的；

例句
Her assistant was accused of theft and fraud by the police...
她的助手被警方指控犯有盗窃和欺诈罪。

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

blackmail

n. 敲诈，勒索，（盗匪征收的）保护费，免抢税；vt. 胁迫，勒索，敲诈，讹诈；

例句
Opponents accused him of blackmail and extortion.
对方指控他敲诈勒索。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

extortion

n. 敲诈，勒索，被勒索的财物，敲诈者，[法]恐吓取财；

例句
Today, Rostov stands accused of extortion and racketeering.
今天罗斯托夫被控勒索和诈骗。