“chronic carrier”的概念、定义、翻译、参考文献-科学参考

单词	chronic carrier
释义	chronic carrier [`krän·ik `kar·ē·ǝr] ^MEDICINE A person who harbors and transmits an infectious agent for an indefinite period.
随便看	grid metal grid modulation grid navigation grid nephosope grid neutralization grid north grid parallel grid-plate capacitance grid-plate transconductance grid-pool tube grid prime vertical grid pulse modulation grid pulsing grid-rectification meter grid resistor grid return grid rhumb line grid spectrometer grid suppressor grid swing grid track grid transformer grid-type level detector grid variation grid voltage

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