英:[ˌʌn'tred]
美:[ˌʌn'tred]
1 折回
return double doubling repass recurve redouble reflex unwind retrace recurvate recurvature repassage turn redirection resile back redirect
2 返回
return back reflection remand recursion repair echo join turn again repercussion
3 退回
rejection reversion retrocession regress retrocede retrace