短语词组短語Packed Neck Facing Down 包裝口朝下neck -down riser 易割冒口Her powdered neck hangs down 粉頸低垂neck down core 縮頸砂心;敲落neck down bolt 縮頸螺栓neck down exit configuration 收縮出口結搆neck down riser 易割冒口 返回 neck down