Spindle out - of - center with ring and lappet.锭子偏心,与导纱钩板和钢领不在一条直线上.Lappet and spindle setting not correct.叶子板和锭子设置不正确.Lappet norms has exquisite Whether does the lappet norms of crystalline light unite count for much.垂饰...

n.垂片，小瓣...

lappet的音标：lappet的英式发音音标为：['læpɪt]lappet的美式发音音标为：['læpɪt]...