Arcus dentalis mandibularis
[医] 下[颌]牙弓, 下[颌]齿弓
🧩 词语组成解析
[医] 弓
🗣️ 情景例句
Take care.
慢走。
What time is it?
几点钟了？
You remember my friend who helped me out?
你还记得曾经帮助我摆脱困境的那位朋友吗？