communication channel
US /kəˌmjuːnɪˈkeɪʃn ˈtʃænl/
UK /kəˌmjuːnɪˈkeɪʃn ˈtʃænl/

1.
溝通管道, 傳播途徑
the means by which a message is sent from a sender to a receiver
:
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Email is a common communication channel in modern workplaces.
電子郵件是現代工作場所常見的溝通管道。
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Choosing the right communication channel is crucial for effective messaging.
選擇正確的溝通管道對於有效傳遞訊息至關重要。