- spy
 - [spai]
 - vt. 侦察;发现;暗中监视
vi. 侦察;当间谍
n. 间谍;密探 
同义词
           - n. undercover agent
 - v. descry,espy,sleuth,snoop
 
参考例子
           - 1.He has been accused of spying.
 - 他被控犯有从事间谍罪。
 
- 2.The police found a spy following him.
 - 警察们跟踪他抓了一个特务。
 
- 3.A:I spy something big.
 - 我发现了一个大家伙。
 
英文解释
           - n.
 - 1.(military) a secret agent hired by a state to obtain information about its enemies or by a business
 - 2.a secret watcher; someone who secretly watches other people
 
- v.
 - 1.catch sight of
 - 2.watch, observe, or inquire secretly
 - 3.secretly collect sensitive or classified information; engage in espionage
 
网络释义
               - SPY
 - 间谍; 画稀疏结构图; 静态分割窗口; 侦探;
 
- Spy Hunter
 - 间谍猎人; 间谍猎手; 间谍赛车; 侦探猎手;
 
- Spy Games
 - 中日南北和; 间谍游戏; 间谍活动;
 
- spy into
 - 侦查;
 
- SWEET SPY
 - 甜蜜间谍;