Cavities
n. 腔, 洞( cavity的名词复数 ); （龋齿的）洞
✅ 同义词
🗣️ 情景例句
It's me, Grandpa.
是我， 爷爷。
John would like to touch some of the sculpture in the art gallery.
约翰想触摸几件美术馆的雕刻。
2-10-net-30.
2-10-net -30。