Message in Chinese (Simplified) (中文(简体))
无法发送正在发送的消息，因为需要类型为 System.ServiceModel.Channels.UdpMessageProperty 的消息属性。多播通道使用这个消息属性来确定应通过哪个网络适配器发送消息。如果正在发送的消息是为了响应收到的消息，请考虑从入站消息复制该属性。
Unlocalized message
The message being sent cannot be sent because a required message property of type System.ServiceModel.Channels.UdpMessageProperty. This message property is used by multicast channels to determine which network adapter the message should be sent over. If the message being sent is in response to a message that was received, consider copying the property from the inbound message.
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