“警惕地”的英语可以翻译为：with one's eyes open，on the alert，warily，watchfully ...

她警惕地看着我，似乎担心我会动粗。She studied me warily, as if I might turn violent.这只乌鸫迅速警惕地张望了一眼，以防那只猫就在附近。The blackbird had a quick, wary look in case the cat was anywhere around.昆塔总要警惕地闻一闻炖菜再吃.Kunta warily smelled the stew before tas...