| 单词 | surveillance |
| 例句 | surveillance noun •we learned later that we had been under surveillance:observation, scrutiny, watch, view, inspection, supervision | spying, espionage, infiltration, reconnaissance | informal bugging, wiretapping, recon. |
| 随便看 |
英语同义词词典收录了14896条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。