A 1-in (2.5-cm) osteotome is used to raise the periosteum and the thin slice of cortical bone.是什么意思_A 1-in (2.5-cm) osteotome is used to raise the periosteum and the thin slice of cortical bone.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句