动词短语
中文翻译：警惕的
同义词：
['be on the lookout', 'be vigilant', 'be on high alert']
例句：
-
1. The police are on the alert for any suspicious activity in the area.
警方正在警惕该地区的任何可疑活动。
-
2. She was on the alert for a potential threat to her safety.
她对潜在的对她安全的威胁保持警惕。
-
3. The team is on the alert for any new information that could impact their strategy.
团队对任何可能影响他们策略的新信息保持警惕。