1. 形容詞
   機警的, 警覺的
   警惕的, 警戒著的
   有戒備的
   耳聽八方的
   

   同義字詞
   alert,Argus-eyed,attentive,awake,observant,open-eyed,watchful,wide-awake
   

例句

1. Yes, Vigilant , you are right.
2. Great article, as always, Vigilant !
3. Now I'm vigilant about what I allow.
4. Probably were some you vigilant folks!
5. What do u other vigilant citizens think?
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