日本三级无码啪啪区|午夜视频久久一区久久一|AAAAA一级黄片|日本久久99久久|国际精品AV在线|狠狠2015亚洲一区|美腿丝袜亚洲网站|欧美色多多人人看|国产超碰美女在线|www色色在线色

單詞乎

sacrum

音標(biāo)['seikr?m]
sacrum是什么意思、sacrum怎么讀

sacrum漢語翻譯

n. 骶骨
【醫(yī)】 骶骨

sacrum詞型變化

名詞復(fù)數(shù):sacra 

sacrum英語解釋

名詞 sacrum:

  1. wedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvis; its base connects with the lowest lumbar vertebra and its tip with the coccyx
0
糾錯(cuò)