Gingiva propria
[医] 龈本部
🧩 词语组成解析
n. 齿龈
固有层
🗣️ 情景例句
Due to lack of funds
由于缺乏经费
What are you thinking?
你想到哪里去了啊？
and even so, some starting data has to guessed,
既使是这样，有些开始时的资料也不得不依靠推测，