figurative. Screened or cleared by security forces; spec. of a telephone line, not tapped. Originally U.S.
单词 | θ198130 |
释义 | society > communication > telecommunication > telegraphy or telephony > [adjective] > tapped > not (1) sterile1973 figurative. Screened or cleared by security forces; spec. of a telephone line, not tapped. Originally U.S. |
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