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单词 superheterodyne
释义
su·per·het·er·o·dyne (spər-hĕtər-ə-dīn)
adj.
Of, relating to, or being a form of radio reception in which the frequency of an incoming radio signal is mixed with a locally generated signal and converted to an intermediate frequency in order to facilitate amplification and the rejection of unwanted signals.
n.
A superheterodyne radio receiver.

[SUPER(SONIC) + HETERODYNE.]
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更新时间:2025/2/23 12:55:14