基本解释[經濟學]拉伸矯直機词组短语短語stretcher sprinkling machine 手擡式噴灌機roller -stretcher machine 輥式板材拉伸機;輥式板材拉伸矯直機belt stretcher machine 皮帶拉幅機stretcher type tea picking machine 擔架式採茶機stretcher type tea pruning machine 擔架式茶樹脩剪機专业释义經濟學拉伸矯直機