repeat or return an echo again or repeatedly; send (an echo) back
repeat back like an echo
reecho详细解释
reecho 也作 re-ech.o
v.(动词) re.ech.oed,re.ech.o.ing,re.ech.oes v.intr.(不及物动词) To sound back or reverberate. 回声,回响 v.tr.(及物动词) To echo back; repeat.See Synonyms at echo 再发出回声;重复参见 echo