单词	跌足长叹
释义	跌足长叹 diēzúchángtànstamp the feet and heave a deep sigh
随便看	communications research communications rights communications satellite communications satellite corporation communications satellite corporation 通信卫星公司 communications security equipment communications server communications slot communications slot--cs communications slot，cs communications software communications source communications statements communications subsystems communications support communications switches communications system communications system operation and management communications systems communication-stage model communication standards communication state communication station communication statistics communication status word