常見例句

• A photograph transmitted by radio waves, each image point being reproduced by a received electric impulse.
  無線電傳真通過無線電波傳送的照片，圖像上的點(diǎn)由接收到的每一個(gè)電脈沖重新郃成
• The sun sometimes spoils the propagation of radio waves.
  太陽有時(shí)會(huì)影響無線電波的傳播。
返回 radio waves