词汇	alert model
释义	alert model 区域预警
随便看	have a slant on have a slate loose have a slate loose off have a slate missing have a slate off have a sleep have a sleep on it Have a sleep on it Have a sleep on it,John,before you do anything have a slender figure have a slide have a slight backache have a slight cold have a slight mustache have a slight tumble Have a slight unpleasantness with sb have a slow fuse have a slow wit have a sluice have a smack at have a smack at something have a smack at sth have a smack of have a small part in have a small swallow