ring in

英 [rɪŋ ɪn]

美 [rɪŋ ɪn]

（给工作单位等）打电话

柯林斯词典

• PHRASAL VERB （给工作单位等）打电话
  If youring in, you phone a place, such as the place where you work.
  1. Cecil wasn't there, having rung in to say he was taking the day off.
     塞西尔不在单位，他已经打电话请假了。

in AM, usually use 美国英语通常用call in

双语例句