Burglar alarms going off at any time of the day or night serve only to annoy
问题描述：
Burglar alarms going off at any time of the day or night serve only to annoy
Burglar alarms going off at any time of the day or night SERVE only to annoy passers-by and actually assist burglars to burgle 这里的serve
答
无论白天或是黑夜,防盗警报会随时响起,这样只会骚扰了过往的行人,实际上帮助了窃贼盗窃
serve 为…服务；对…有用；可作…用