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
Am I making my self clerar?
我讲的清楚吗？
It was a terrible experience,and I won't forget it.
它是可怕的经验，我不会忘记它。
has spent his lifetime studying active volcanoes and deep caves in all parts of the world.
花了毕生的精力来研究世界各地的活火山和探洞。