Maxillary buccal frenum
[医] 上颌颊系带
🧩 词语组成解析
a. 颌的, 上颌骨的\\nn. 上颌骨
a. 颊的, 口的, 口腔的\\n[医] 颊的
n. 系带\\n[医] 系带
🗣️ 情景例句
when she was running for the school board.
在妈妈竞选联合校董会席次时。
Thank you.
谢谢您。
Yes, you're right.
对，你说得对。