vigilancen.
英 'vɪdʒɪl(ə)ns | 美 'vɪdʒələns
中文n. 警戒，警觉；警醒症
词根词源
vigilance (n.)1560s, from Middle French vigilance (16c.), from Latin vigilantia "wakefulness, watchfulness, attention," from vigil "watchful, awake" (see vigil). Related: Vigilancy (1530s).
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