Cannulas
套管, 插管
🗣️ 情景例句
I owe my success to my Mom.
我的成功归功于母亲。
What's your nationality?Are you a Japanese?
你的国籍是什么？你是日本人？
My teacher never spoke English like that! The porter and I looked at each other and smiled.
我的老师从来不那样讲英语！我和搬运工相视一笑。