extrnn.外部的(extern的缩写)
EXTabbr.扩展(=extension)abbr.外面的;外部的(=exterior)abbr.额外的(=extra)
Exteternal coat of ressels血管外膜
extremum with a constraint条件极值
Extremal periodic solution端点周期解
Extrema elimination method极值剔除法
extensible of the protocol协议可扩展性
extensor digitorium brevis指(趾)短伸肌