transistor megaphone

 
  • 晶體管擴音器

transistor megaphone的用法和樣例:

例句

  1. He often speaks in public with a megaphone.
    他常用擴音器當著(zhù)大眾演說(shuō)。
  2. The conference hall was installed with radio set and megaphone.
    會(huì )場(chǎng)里設置了收音機和擴音器。

transistor megaphone的相關(guān)資料:

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