Argus-eyed 短语 释义与例句 adj. 1. ever vigilant 词汇关系 形容词 同义词 9 vigilant watchful wakeful hawk-eyed lynx-eyed open-eyed quick-sighted sharp-eyed sharp-sighted 近义相关 3 alert sighted watchful 词源 From the Ancient Greek mythological figure Argus. 来源：wiktionary