| 词汇 | alert |
| 释义 | alert | BrE əˈləːt, AmE əˈlərt | A. adjective ① (attentive) 警惕的 ‹guard›; 留心的 ‹reader, listener›▸ to be alert to 对…保持警惕 ‹danger, fact, possibility›② (lively) 机灵的 ‹child›; 机敏的 ‹old person›B. noun ① uncountable (state of being watchful) 警戒 ▸ to be on the alert for 对…保持警惕 ‹danger›▸ to be on full alert Military 处于全面戒备状态 ② countable (warning) 警报 ▸ to give or sound the alert 发出警报 C. transitive verb ① (make aware of sth) 提醒…注意 ▸ to alert sb to sth 提醒某人注意某事 ② (warn about a dangerous situation) 向…报警 |
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