Cavities
n. 腔, 洞( cavity的名词复数 ); （龋齿的）洞
✅ 同义词
🗣️ 情景例句
This couple treats their adopted child as their own.
这对夫妇把他们的养子视如己出。
I turned off when they started talking about computers.
当他们谈论计算机时，我失去了兴趣。
She's sitting under the tree.
她正在树荫下坐着。