squirreln.松鼠；松鼠皮毛vt.储存squirrel cage typefan西罗克squirrel wheel method转轮法squirrel-cage motor鼠笼式电动机,短路式电动机squirrel-cage rotor鼠笼式转子squirrel skin overcoat灰鼠皮大衣Squirrel fibroma virus松鼠纤维瘤兔痘病毒squirrel-cage dynode鼠笼式倍增极squirrel cage type fan多叶片式风扇squirrel- cage rotor鼠笼转子squirrel cage magnetron鼠笼式磁控管