English → Chinese
callback
/BrE ˈkɔːlbak 
, AmE ˈkɔlˌbæk /
noun
1 [countable] (returning phone call) 回电话
2 [countable and uncountable] (ringing back) 回叫
3 [countable and uncountable] Computing 身份验证
4 [countable] (mainly US) (for audition, interview) 再次面试
5 [countable] (recall) 召回