YSK: If you call someone from a Private Number and the call is immediately disconnected, it is a good practice to call back a second time.
from /r/YouShouldKnow
YSK: 如果你用私人号码给别人打电话,而电话马上被挂断,那么第二次回拨是一个好的做法。
YSK: 如果你用私人号码给别人打电话,而电话马上被挂断,那么第二次回拨是一个好的做法。
YSK: If you call someone from a Private Number and the call is immediately disconnected, it is a good practice to call back a second time.
from /r/YouShouldKnow