Receding gums
[医] 退缩龈
🧩 词语组成解析
v. 逐渐远离( recede的现在分词 ); 向后倾斜; 自原处后退或避开别人的注视; 尤指问题
n. 牙龈, 树胶；牙床（gum复数形式）
🗣️ 情景例句
No, Mom. We had a great time.
不， 妈妈。我们玩得很高兴。
I think she works much too hard.
我认为她未免太过辛劳了。
There was a big smile on her face.
她脸上充满笑容。