重点词汇词组：

1.Police in Australia have made more than 200 arrests in a sting operation against organized crime.

sting operation （为捉拿疑犯所设置的）突击圈套

eg:He was lured to Bangkok in 2008 in an American sting operation.

2008年他陷入美国所设的圈套，被引诱到曼谷。

organized crime 集团犯罪，有组织犯罪

eg:It is a major moneymaker for organized crime.

这是犯罪组织主要的赚钱方式。

2.They were able to monitor encrypted communications because the criminal underworld was using a messaging app secretly developed by the FBI.

encrypted 加密的

eg:Account details are encrypted to protect privacy.

帐户信息均已加密，以保护隐私。

【相关单词】encrypt v. 把……加密，将……译成密码 encryption 加密，加密术

3.The former Bosnian Serb military leader Ratko Mladic is to hear the outcome of an appeal against his genocide conviction for the Srebrenica massacre.

appeal 呼吁，恳求；上诉

eg:My appeal proved futile.

我的呼吁白费了。

【常见搭配】appeal against 对...提起上诉

eg:The court granted him leave to appeal against the sentence.

法庭准许他对判决提出上诉。

appeal to 对…有吸引力

eg:It's a movie that will appeal to the young.

这部电影年轻人会感兴趣。

【近义词】作“请求，恳求”讲时的近义词：beg, implore, adjure

4.He was sentenced to life imprisonment by a UN tribunal four years ago.

【常见搭配】be sentenced to 被判决，被判处

eg:He is sentenced to be euthanized.

他被判决为安乐死。

life imprisonment 无期徒刑；终身监禁

eg:Life imprisonment is defined as 60 years under state law.

按照州法律终身监禁定义为60年。

长难句解析：

Police in Canada1 say2 they've charged a man with murder3 after four members of a muslim family were killed by a pickup truck that mounted the pavement4.

解：本句为主谓宾结构，1为主语，2为谓语，3为宾语从句。

析：4为after引导的时间状语从句，其为“主谓宾”结构，其中宾语“a pickup truck”后又跟了个that引导的定语从句。