国际音标

英 [əˈlɜːt]

美 [əˈlɜ:rt]

中文解释

adj. 警觉的, 灵敏的, 留心的
n. 警报
vt. 使警觉, 通知, 使意识到

英英词典

social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers

同义词：emmet, pismire

例句应用

1、The boy was alert in answering the stranger's questions.

男孩很机敏地回答了陌生人的问题。

2、Nurse Alert EC or SR tablets may be available in liquid or suppository form. Crushing alters absorption rate.
注意肠衣片或缓释制剂分液剂和栓剂, 研碎后可改变吸收率。

3、Police are warning the public to be on the alert for suspicious packages.

警方警告公众要警惕可疑包裹。