watchdog
英 ['wɒtʃdɒg]
美['wɑtʃdɔɡ]
- n. 看门狗；监察人；忠实的看守人
考试真题
- "A comparison point is in the 1990s battles over encryption," said Kurt Opsahl, general counsel of the Electronic Frontier Foundation, a privacy watchdog group.
2017年12月六级真题（第三套）阅读 Section B