multi bedadj.多床层的Multipref.表示“多个、多种、多方面”multitasking built-infunction多任务内部函数multilayer protective structure成层式结构multicriterion perturbed system多重判据微扰系统Multi-metal oxidized gold ore多金属氧化金矿Multifocal retinal degeneration多灶性视网膜变性multicoloured vaginal discharge五色带Multi-dimensional time series多维时间序列multi-element teaching method多元化教学法multidimensional data structure多维数据结构multi-object evaluation model多目标评价模型