How to Use "megaphone" with Example Sentences

1. The mayor , rosa pons , used a megaphone to congratulate everyone .
2. Simply put , twitter is a better megaphone than it is a lab.
3. And you don 't need a megaphone when you 're the u.s. president .
4. Today such rumours , scurrilous or not , are not so much whispered as bruited by megaphone by chinese citizens themselves , via websites and microblogs .
5. Megaphone in hand , he offered " profound apologies " to stranded travellers and promised that the government was doing all it could .