单词	元系
释义	元系 yuán xì世系。
随便看	frequency domain phase comparison frequency-domain pilot frequency domain processing frequency-domain processing frequency domain property frequency-domain receiver frequency domain reflectometer frequency-domain reflectometer frequency domain reflectometry frequency domain registration frequency domain regression frequency domain response frequency-domain response Frequency Domain RS code frequency esfimhtion frequency estimate Frequency estimates frequency domains frequency domain sampling frequency-domain sampling theorem frequency domain scrambling frequency domain search frequency domain signal frequency-domain-simulation frequency-domain slant stack