短语词组短语keep watch at night 值宿守卫Keep Close At Home 闭门不出keep inflation at bay 控制通货膨胀Keep up at 继续keep them at bay 拖延他们keep tears at bay 不让眼泪流下来keep on at 使某人烦恼;困扰某人;纠缠不休keep sb at sth 使某人继续做某事;他写作时手边总备有一本词典 返回 keep at