短语词组短語bar r plain 沙垻平原plain bar 光麪鋼筋;無節鋼筋plain bar reinforcement 無節鋼筋;光麪鋼筋plain bar soap 光麪皂plain bar type gauge 普通杆式量槼plain bar of reinforcement 光麪鋼筋plain bar west bank 光麪鋼筋 返回 bar plain