Cavities
n. 腔, 洞( cavity的名词复数 ); （龋齿的）洞
✅ 同义词
🗣️ 情景例句
Don't open the door if you don't know who it is.
如果有陌生人敲门不要开门。
This is our official offer for each item, CIF Shanghai.
这是我方对每项产品的CIF上海的正式报价。
That's the doorbell, said Ann's mother. They're here!
“门铃响了，”安的母亲说。“他们来啦！”