a lucky thing that happens that you did not expect or think was possible
معجزه, رخداد خارقالعاده, اتفاق خارقالعاده, اتفاق غیرمنتظره, حادثه شگفتانگیز
It's a miracle (that) nobody was killed in the crash.
It would take a miracle to make this business profitable.
synonym wonder