| 例句 |
He wanted to alert people without sounding like an alarmist.他想让人们保持警觉，但又不想让人觉得他像是个危言耸听的人。The nurse should be alert to any change in the patient's condition.护士应该对病人病情的任何变化都保持警觉。It was only because John kept his wits about him that the boys managed to get home safely.正是因为约翰保持警觉，这些孩子才得以安然返家。The machine should help to keep the pilot alert.机器会帮助飞行员保持警觉。He was tired and had trouble staying alert while he was driving.他很疲倦，开车时无法保持警觉。In this part of the city you have to keep your wits about you all the time.在该城市的这一地区你一定得随时保持警觉。She was always on the alert for some new calamities.她总是保持警觉以防某种新的灾难。Parents must be alert to the symptoms of the disease.家长必须对这种疾病的症状保持警觉。The nurse kept/stayed alert for any change in the patient's condition.护士对病人病情的任何变化时刻保持警觉。 |