changesn.改变名词change的复数形式.changen.变化；零钱v.改变change of sound变声期Changed-amide改性胺change in color颜色变化change her mind改变主意change of staten.改变状态changeover beam转换梁change his tunevi.改变调子(改变说话的姿态)change junction换乘枢纽change the luck改变运气change of scale变更尺度