Arcus dentalis mandibularis
[医] 下[颌]牙弓, 下[颌]齿弓
🧩 词语组成解析
[医] 弓
🗣️ 情景例句
Hello, Richard. I found your bag!
哈啰，Richard， 我找到你的旅行袋。
He has not come in yet.
他还没有来。
Oh! She's falling off her bike. I hope she didn't hurt herself.
噢！她正从自己的自行车上跌落下来。我希望她没有摔伤。