Sinofiberoscope
纤维鼻窦镜
🗣️ 情景例句
Thanks again.
再次谢谢 。
You have to study English, don't you?
你必须学英语，不是吗？
he answered me, but he spoke neither slowly nor clearly.
他回答了，但他讲得既不慢也不清楚。