BBC在线收听下载:加拿大前官员承认为俄罗斯间谍

短语讲解：

1. The incident comes as Syria and Turkey continue to exchange artillery fire.

continue to 继续
例句：Property values continue to advance rapidly. 
房地产价值继续急速上涨. 

2. The 41-year-old officer worked to top secret Canadian naval military facilities, and had clearance to intelligence sharing systems linked to other Nato countries like the United States and Britain.

link to 相连
例句: The thermostat is connected by a link to the carburetor. 
恒温控制器是由一根连杆与汽化器相连的。

3. He is expected to be sentenced in January and could receive anything from five years to life in prison.

be expected to 期望
例句：The commune is expected to bring in more rice this year. 
今年公社可望收获更多稻谷。 

4. Judge Joaquim Barbosa, born into a poor family in a remote Brazilian town, will take over the post once the trial is over.

take over 取代
例句：Have a rest. I'll take over. 
你歇会儿, 我来替你。