Sulci palatini
[医] 上颌骨腭沟
🧩 词语组成解析
[医] 沟
🗣️ 情景例句
If you need any help, I'll be ust over here.
如果你需要任何帮助，我都随时待命。
Don't be shy!
别害羞嘛！
Hi, Sam! How are you today?
嗨，山姆！你今天好吗？