radio waves

常见例句

• 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，圖像上的點由接收到的每一個電脈沖重新郃成
• The sun sometimes spoils the propagation of radio waves.
  太陽有時會影響無線電波的傳播。
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