Cemental fibers
[医] 牙骨质纤维
🧩 词语组成解析
a. 白垩质的
n. 纤维（fiber的复数）
🗣️ 情景例句
Oh, really?
噢， 是吗？
Do you have any brothers or sisters?
你有兄弟或姐妹吗？
He could not find his fifty pence piece anywhere, and what is more,
但他摸了半天也没找到那50便士硬币，