他們對(duì)敵人的行動(dòng)還是相當(dāng)警惕的.A due watchfulness on the movements of the enemy was maintained.駐防的軍隊(duì)是保持警惕的, 但是人數(shù)畢竟太少了.The garrison was alert, but too few.喜樂(lè)蒂牧羊犬是一種小型的 、 警惕的 、 粗毛型的長(zhǎng)毛工作犬.The Shetland Sheepdog is a small, alert, rough - c...