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A traditional antenna does not actually change length, however.
然而，传统的天线不是实际改变的其长度。
youdao
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The length of the meander line antenna is difficult to predict.
曲流型天线的长度难以预言。
youdao
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The length of the meander line antenna is difficult to predict.
曲流型天线的长度难以预言。
youdao