BBC在线收听下载:谷歌研究员开发出人工智能系统

短语讲解：

1. The Israeli leader Benjamin Netanyahu has accused the US and other world powers of having given up on trying to stop Iran from acquiring nuclear weapons, Mr. Netanyahu's remarks were the latest in a spat with the Obama administration over the Israeli leader's plans to address the US Congress next week.

give up 放弃; 投降; 把…让给
例句：Don't give up hope; keep on trying. 
不要灰心，继续努力。 

2. They say there's no suggestion so far that the three are linked to the sightings of drones over the central of the capital in the past two nights.

so far 直到现在
例句：Now, I have so far merely made assertions. 
直到现在为止，我只是在作论述。 

3. Within hours, it learns how to play the game, and it's able to outperform even the best human gamer.

be able to 能够
例句：He will be able to take up his normal routine shortly. 
他不久就能处理日常事务。 

4. The 74-year-old was interviewed by police last year in connection with an alleged sexual assault in 1985. Officers say they are now investigating more than one allegation.

in connection with 与…有关，连同
例句：That is a problem in connection with the military affairs. 
那是一个和军事有关的问题。