Pma.
[医] 龈炎发病率(P为乳头,M为龈缘,A为龈附丽)
🗣️ 情景例句
What do you mean?
是什么意思？
Marry your son when you will, your daughter when you .
给儿子娶亲，想在什么时候皆可；把女儿嫁人要在有力量时才行。
'Would you mind unlocking this suitcase please?'
“请打开这只手提箱好吗？”