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单词 anacoustic
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WordReference Random House Unabridged Dictionary of American English © 2024
an•a•cous•tic  (an′ə ko̅o̅stik),USA pronunciation adj. 
  1. Aerospaceof or pertaining to the upper portion of the earth's atmosphere and to interplanetary space, where sound cannot be transmitted because molecules are too far apart to serve as a transmitting medium.
  • an-1 + acoustic

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更新时间:2025/7/23 16:49:25