Arcus dentalis
[医] 牙弓, 齿弓
🧩 词语组成解析
[医] 弓
🗣️ 情景例句
It's nice to see you again.
再次见到你，真是太好了。
Right.
对的。
To be honest with you，I'm twenty.
老实说，我20岁。