单词	多层多级式系统
释义	多层多级式系统 multilayer hierarchical system
随便看	having a field day Having a fine having a game of chess Having a gas Having a globelike shape Having a globelike shape;spheroid Having a globelike shape; spheroid having a go having a good time Having a haughty look and a proud heart Having a head or heading having a heavy Having a heavy having a heavy,muscular physique Having a heavy,muscular physique Having a heavy, muscular physique having a high specific gravity Having a hook Having a lean Having a lean,gaunt frame with prominent bones Having a lean, gaunt frame with prominent bones having a lining or liner or a liner Having a little tiff Having a little tiff,they badmouthed each other having a liver disorder