vigilant
英 ['vɪdʒɪl(ə)nt]美['vɪdʒələnt]
- adj. 警惕的;警醒的;注意的;警戒的
英英释意
- 1. 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"