Public Warning System

en-US/ˈpʌblɪk ˈwɑɹnɪŋ ˈsɪstəm/
en-GB/ˈpʌblɪk ˈwɔːnɪŋ ˈsɪstəm/

ক্যাটাগরি:

cell broadcastemergency population warning