复电话的英文怎讲

看情景
1.If Tom get back,please let him give me a call.回个电话．
2.If Tom get back,please let him get in touch with us as soon as possible.请立即取得联系．
3.Wire reply immediately.请立即回电．
4．in reply.回电

recall
to wire back; to reply by telegram; to call back; to ring back

中学的：
answer the phone
ring back

回复电话
ring back 我查过字典了~~是这个~~

支持楼上的