Complex cavity
[医] 复合[龋]洞
🧩 词语组成解析
🗣️ 情景例句
There's nothing more joyous than the arrival of a new baby.
没有任何事能比新生儿的到来更令人喜悦的了。
The old man fumbled with the key in the dark.
老人在黑暗中摸索着寻找钥匙。
Yes, I have.
有的，我有帽子。