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1.on the sly               potential adversary

 

2.innocent-looking

 

3.Such tricks may be handy in dealing with unreliable allies as well as foes, but they can also hamper Western efforts to contain risk in unstable countries

 

4.Pakistani engineers laboriously disassemble foreign components and replicate them.

 

5.says that “rampant” fears ：蔓延的恐惧

 

6.a notable United Nations weapons inspector in Iraq, bemoans “scepticism and paranoia

 

 

7.a Pentagon outfit devoted to expanding the military’s technological abilities

 

8.is holding a closed conference on kill switches

 

9.extraterrestrial civilisations

 

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