中文翻译与英英解释 | carefully observant or attentive; on the lookout for possible danger; "a policy of open-eyed awareness"; "the vigilant eye of the town watch"; "there was a watchful dignity in the room"; "a watchful parent with a toddler in tow"
同义词：open-eyed, vigilant, wakeful,
| | having very keen vision; "quick-sighted as a cat"
同义词：hawk-eyed, keen-sighted, lynx-eyed, quick-sighted, sharp-eyed, sharp-sighted,
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