“警惕的”的英语可以翻译为：Argus-eyed，vigilant，alert ...

他们对敌人的行动还是相当警惕的.A due watchfulness on the movements of the enemy was maintained.驻防的军队是保持警惕的, 但是人数毕竟太少了.The garrison was alert, but too few.喜乐蒂牧羊犬是一种小型的 、 警惕的 、 粗毛型的长毛工作犬.The Shetland Sheepdog is a small, alert, rough - c...