Pma.
[医] 龈炎发病率(P为乳头,M为龈缘,A为龈附丽)
🗣️ 情景例句
Susan's teddy bear.
Susan送的泰迪熊
He is dreaming of a wonderful romance.
他在梦想着奇妙的罗曼史。
She was a beauty in her day.
她年轻的时候是个美人儿。