Please remain vigilant at all times and report anything suspicious.
请时刻保持警惕,有可疑情况随时报告。
—vigilantlyadverbadv
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In everyday English, people usually use the expression watch out rather than be vigilant: 在日常英语中,人们通常用 watch out,而不用 be vigilant
We were told to watch out for anything suspicious.
我们被告知要警惕任何可疑情况。
Examples from the Corpus
vigilant• There had been a rash of pettythefts in the hotel and we were all warned to be vigilant.• The terroristthreat is still real, and the public should remain vigilant.• But Travis McKenna had put paid to that by being particularly vigilant.• We have to be vigilant about protecting our right to privacy.• To combat thieves, it is important for staff to be vigilant at all times.• Travelers in foreign countries are reminded to be vigilant at all times.• We must be ever vigilant. Don't think that Fascism can never rise again. It can.• Abdullahi was a small, slender, restless man with quick, vigilant eyes and an engagingly ugly face.• Be vigilant on public transport and at touristsites, as pickpocketsoperate in these areas.• I suspect many parents are vigilant that their children not interrupt others, and surely this is worthattending to.• She had to be particularly vigilant when it came to the large amounts of water threatening them at every turn.
VERBS | ADVERB | PREPOSITIONVERBS➤be, keep, remain, stay警惕;保持警覺▸➤become警覺起來ADVERB➤extremely, very極度/非常警惕▸➤especially, particularly特別警惕▸➤constantly, ever時刻警惕;一直警醒◇The organization is ever vigilant for threats to the habitats of birds.該組織對鳥類棲息地所面臨的種種威脅始終保持警惕。PREPOSITION➤about警惕⋯◇Be extra vigilant about what you eat or drink.要格外當心飲食。➤against對⋯警惕◇You need to be vigilant against garden pests.你要警惕花園裏的害蟲。