短語詞組短語shiftable ramp 移動坑線shiftable employment 轉(zhuǎn)移就業(yè)Shiftable window 可移動窗口shiftable spanner 活動扳手shiftable mould -board 可拆換的刀片Non -shiftable 不可移位shiftable haulage line 移動線路Variable shiftable valve lift controls 可變檔位氣門升程控制 返回 shiftable