短语词组短語bus -in 縂線輸入縂線bus priority in [計]縂線優先輸入data bus enable in [計]數據縂線允許輸入Bus Card In Hand 公交卡在手Data Bus -In 數據縂線輸入Bus Acknowledge In 縂線應答進入Bus station in the 公交站在那 返回 bus in