These reports were only declassified last year.

　　這些報告去年才被撤銷了密級。

　　He had all the fences around his home electrified.

　　他把房子周圍的鐵絲網都通了電。

　　The railway line was electrified in the 1950s.

　　這條鐵路線在20世紀50年代就實現了電氣化。

　　Her performance electrified the audience.

　　她的.表演使觀眾興奮不已。

　　The dancers gave an electrifying performance.

　　舞蹈演員們的表演激動人心。