Paradentitis
[医] 牙周炎
🗣️ 情景例句
I always cry at weddings.
我在婚礼上老是哭。
Never neglect an opportunity for improvement.
抓住大好时机，切莫等闲错过。
Only very thrifty children manage to fill up a money box.
但是能把储蓄罐装满的只有屈指可数的几个特别节俭的孩子。