alert
中文来自 ECDICT
- adj.
- 警觉的，灵敏的，留心的
- n.
- 警报
- vt.
- 使警觉，通知，使意识到
1词源 1
演变路径（由近及远）
词源说明
From French alerte (“alert”), from the phrase à l'erte (“on the watch”), from Italian all'erta (“to the height”), from erta (“lookout, tower”).
2词源 2
词源说明
Formed within English by conversion, from alert (adjective). Compare French alerter.