extensioin

extensioin [ɪksten'si:əʊɪn]  [ɪksten'si:oʊɪn] 

extensioin 基本解释

\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD

[医] 牵伸术,伸展,伸,扩散,蔓延(指病变)